early-access version 3088

This commit is contained in:
pineappleEA
2022-11-05 15:35:56 +01:00
parent 4e4fc25ce3
commit b601909c6d
35519 changed files with 5996896 additions and 860 deletions

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# Boost algorithm library test suite Jamfile ----------------------------
#
# Copyright Marshall Clow 2010-2012. Use, modification and
# distribution is subject to the Boost Software License, Version
# 1.0. (See accompanying file LICENSE_1_0.txt or copy at
# http://www.boost.org/LICENSE_1_0.txt)
#
# See http://www.boost.org for updates, documentation, and revision history.
import testing ;
alias unit_test_framework
: # sources
/boost//unit_test_framework
;
{
test-suite algorithm
# Search tests
: [ run empty_search_test.cpp unit_test_framework : : : : empty_search_test ]
[ run search_test1.cpp unit_test_framework : : : : search_test1 ]
[ run search_test2.cpp unit_test_framework : : : : search_test2 ]
[ run search_test3.cpp unit_test_framework : : : : search_test3 ]
[ run search_test4.cpp unit_test_framework : : : : search_test4 ]
[ compile-fail search_fail1.cpp : : : : ]
[ compile-fail search_fail2.cpp : : : : ]
[ compile-fail search_fail3.cpp : : : : ]
# Misc tests
[ run clamp_test.cpp unit_test_framework : : : : clamp_test ]
[ run power_test.cpp unit_test_framework : : : : power_test ]
[ compile-fail power_fail1.cpp : : : : ]
# Cxx11 tests
[ run all_of_test.cpp unit_test_framework : : : : all_of_test ]
[ run any_of_test.cpp unit_test_framework : : : : any_of_test ]
[ run none_of_test.cpp unit_test_framework : : : : none_of_test ]
[ run one_of_test.cpp unit_test_framework : : : : one_of_test ]
[ run ordered_test.cpp unit_test_framework : : : : ordered_test ]
[ run find_if_not_test1.cpp unit_test_framework : : : : find_if_not_test1 ]
[ run copy_if_test1.cpp unit_test_framework : : : : copy_if_test1 ]
[ run copy_n_test1.cpp unit_test_framework : : : : copy_n_test1 ]
[ run iota_test1.cpp unit_test_framework : : : : iota_test1 ]
[ run is_permutation_test1.cpp unit_test_framework : : : : is_permutation_test1 ]
[ run partition_point_test1.cpp unit_test_framework : : : : partition_point_test1 ]
[ run is_partitioned_test1.cpp unit_test_framework : : : : is_partitioned_test1 ]
[ run partition_copy_test1.cpp unit_test_framework : : : : partition_copy_test1 ]
# Cxx14 tests
[ run equal_test.cpp unit_test_framework : : : : equal_test ]
[ run mismatch_test.cpp unit_test_framework : : : : mismatch_test ]
# Cxx17 tests
[ run for_each_n_test.cpp unit_test_framework : : : : for_each_n_test ]
[ run reduce_test.cpp unit_test_framework : : : : reduce_test ]
[ run transform_reduce_test.cpp unit_test_framework : : : : transform_reduce_test ]
[ run inclusive_scan_test.cpp unit_test_framework : : : : inclusive_scan_test ]
[ run exclusive_scan_test.cpp unit_test_framework : : : : exclusive_scan_test ]
[ run transform_inclusive_scan_test.cpp unit_test_framework : : : : transform_inclusive_scan_test ]
[ run transform_exclusive_scan_test.cpp unit_test_framework : : : : transform_exclusive_scan_test ]
# Maybe GCD and LCM as well
# Hex tests
[ run hex_test1.cpp unit_test_framework : : : : hex_test1 ]
[ run hex_test2.cpp unit_test_framework : : : : hex_test2 ]
[ run hex_test3.cpp unit_test_framework : : : : hex_test3 ]
[ run hex_test4.cpp unit_test_framework : : : : hex_test4 ]
[ compile-fail hex_fail1.cpp ]
# Gather tests
[ run gather_test1.cpp unit_test_framework : : : : gather_test1 ]
[ compile-fail gather_fail1.cpp ]
# SortSubrange tests
[ run sort_subrange_test.cpp unit_test_framework : : : : sort_subrange_test ]
[ run partition_subrange_test.cpp unit_test_framework : : : : partition_subrange_test ]
# Is_palindrome tests
[ run is_palindrome_test.cpp unit_test_framework : : : : is_palindrome_test ]
# Is_partitioned_until tests
[ run is_partitioned_until_test.cpp unit_test_framework : : : : is_partitioned_until_test ]
# Apply_permutation tests
[ run apply_permutation_test.cpp unit_test_framework : : : : apply_permutation_test ]
# Find tests
[ run find_not_test.cpp unit_test_framework : : : : find_not_test ]
[ run find_backward_test.cpp unit_test_framework : : : : find_backward_test ]
;
}

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/*
Copyright (c) Marshall Clow 2010-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <boost/config.hpp>
#include <boost/algorithm/cxx11/all_of.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <functional>
#include <vector>
#include <list>
template<typename T>
struct is_ {
BOOST_CXX14_CONSTEXPR is_ ( T v ) : val_ ( v ) {}
BOOST_CXX14_CONSTEXPR bool operator () ( T comp ) const { return val_ == comp; }
private:
is_ (); // need a value
T val_;
};
namespace ba = boost::algorithm;
void test_all ()
{
// Note: The literal values here are tested against directly, careful if you change them:
BOOST_CXX14_CONSTEXPR int some_numbers[] = { 1, 1, 1, 18, 10 };
std::vector<int> vi(some_numbers, some_numbers + 5);
std::list<int> li(vi.begin(), vi.end ());
int some_letters[] = { 'a', 'q', 'n', 'y', 'n' };
std::vector<char> vc(some_letters, some_letters + 5);
BOOST_CHECK (!ba::all_of_equal ( vi, 1 ));
BOOST_CHECK (!ba::all_of ( vi, is_<int> ( 1 )));
BOOST_CHECK (!ba::all_of_equal ( vi.begin(), vi.end(), 1 ));
BOOST_CHECK (!ba::all_of ( vi.begin(), vi.end(), is_<int> ( 1 )));
BOOST_CHECK (!ba::all_of_equal ( vi, 0 ));
BOOST_CHECK (!ba::all_of ( vi, is_<int> ( 0 )));
BOOST_CHECK (!ba::all_of_equal ( vi.begin(), vi.end(), 0 ));
BOOST_CHECK (!ba::all_of ( vi.begin(), vi.end(), is_<int> ( 0 )));
BOOST_CHECK ( ba::all_of_equal ( vi.end(), vi.end(), 0 ));
BOOST_CHECK ( ba::all_of ( vi.end(), vi.end(), is_<int> ( 0 )));
BOOST_CHECK ( ba::all_of_equal ( vi.begin(), vi.begin () + 3, 1 ));
BOOST_CHECK ( ba::all_of ( vi.begin(), vi.begin () + 3, is_<int> ( 1 )));
BOOST_CHECK ( ba::all_of_equal ( vc.begin() + 1, vc.begin() + 2, 'q' ));
BOOST_CHECK ( ba::all_of ( vc.begin() + 1, vc.begin() + 2, is_<char> ( 'q' )));
BOOST_CHECK (!ba::all_of_equal ( vc, '!' ));
BOOST_CHECK (!ba::all_of ( vc, is_<char> ( '!' )));
BOOST_CHECK ( ba::all_of_equal ( vi.begin(), vi.begin(), 1 ));
BOOST_CHECK ( ba::all_of_equal ( vc.begin(), vc.begin(), 'a' ));
BOOST_CHECK ( ba::all_of ( vi.begin(), vi.begin(), is_<int> ( 1 )));
BOOST_CHECK ( ba::all_of ( vc.begin(), vc.begin(), is_<char> ( 'a' )));
BOOST_CHECK (!ba::all_of_equal ( li, 1 ));
BOOST_CHECK (!ba::all_of ( li, is_<int> ( 1 )));
BOOST_CHECK (!ba::all_of_equal ( li.begin(), li.end(), 1 ));
BOOST_CHECK (!ba::all_of ( li.begin(), li.end(), is_<int> ( 1 )));
std::list<int>::iterator l_iter = li.begin ();
l_iter++; l_iter++; l_iter++;
BOOST_CHECK ( ba::all_of_equal ( li.begin(), l_iter, 1 ));
BOOST_CHECK ( ba::all_of ( li.begin(), l_iter, is_<int> ( 1 )));
BOOST_CXX14_CONSTEXPR bool constexpr_res =
!ba::all_of_equal ( some_numbers, 1 ) &&
!ba::all_of ( some_numbers, is_<int> ( 1 )) &&
ba::all_of_equal ( some_numbers, some_numbers + 3, 1 ) &&
ba::all_of ( some_numbers, some_numbers + 3, is_<int> ( 1 )) &&
true;
BOOST_CHECK ( constexpr_res );
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_all ();
}

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/*
Copyright (c) Marshall Clow 2010-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <boost/config.hpp>
#include <boost/algorithm/cxx11/any_of.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <functional>
#include <vector>
#include <list>
template<typename T>
struct is_ {
BOOST_CXX14_CONSTEXPR is_ ( T v ) : val_ ( v ) {}
BOOST_CXX14_CONSTEXPR bool operator () ( T comp ) const { return val_ == comp; }
private:
is_ (); // need a value
T val_;
};
namespace ba = boost::algorithm;
void test_any ()
{
// Note: The literal values here are tested against directly, careful if you change them:
BOOST_CXX14_CONSTEXPR int some_numbers[] = { 1, 5, 0, 18, 10 };
std::vector<int> vi(some_numbers, some_numbers + 5);
std::list<int> li(vi.begin(), vi.end ());
int some_letters[] = { 'a', 'q', 'n', 'y', 'n' };
std::vector<char> vc(some_letters, some_letters + 5);
BOOST_CHECK ( ba::any_of_equal ( vi, 1 ));
BOOST_CHECK ( ba::any_of ( vi, is_<int> ( 1 )));
BOOST_CHECK ( ba::any_of_equal ( vi.begin(), vi.end(), 1 ));
BOOST_CHECK ( ba::any_of ( vi.begin(), vi.end(), is_<int> ( 1 )));
BOOST_CHECK (!ba::any_of_equal ( vi, 9 ));
BOOST_CHECK (!ba::any_of ( vi, is_<int> ( 9 )));
BOOST_CHECK (!ba::any_of_equal ( vi.begin(), vi.end(), 9 ));
BOOST_CHECK (!ba::any_of ( vi.begin(), vi.end(), is_<int> ( 9 )));
BOOST_CHECK ( ba::any_of_equal ( vi, 10 ));
BOOST_CHECK ( ba::any_of ( vi, is_<int> ( 10 )));
BOOST_CHECK (!ba::any_of_equal ( vi, 4 ));
BOOST_CHECK (!ba::any_of ( vi, is_<int> ( 4 )));
BOOST_CHECK (!ba::any_of_equal ( vi.end(), vi.end(), 0 ));
BOOST_CHECK (!ba::any_of ( vi.end(), vi.end(), is_<int> ( 0 )));
// 5 is not in { 0, 18, 10 }, but 10 is
BOOST_CHECK ( ba::any_of_equal ( vi.begin() + 2, vi.end(), 10 ));
BOOST_CHECK ( ba::any_of ( vi.begin() + 2, vi.end(), is_<int> ( 10 )));
BOOST_CHECK (!ba::any_of_equal ( vi.begin() + 2, vi.end(), 5 ));
BOOST_CHECK (!ba::any_of ( vi.begin() + 2, vi.end(), is_<int> ( 5 )));
// 18 is not in { 1, 5, 0 }, but 5 is
BOOST_CHECK ( ba::any_of_equal ( vi.begin(), vi.begin() + 3, 5 ));
BOOST_CHECK ( ba::any_of ( vi.begin(), vi.begin() + 3, is_<int> ( 5 )));
BOOST_CHECK (!ba::any_of_equal ( vi.begin(), vi.begin() + 3, 18 ));
BOOST_CHECK (!ba::any_of ( vi.begin(), vi.begin() + 3, is_<int> ( 18 )));
BOOST_CHECK ( ba::any_of_equal ( vc, 'q' ));
BOOST_CHECK ( ba::any_of ( vc, is_<char> ( 'q' )));
BOOST_CHECK (!ba::any_of_equal ( vc, '!' ));
BOOST_CHECK (!ba::any_of ( vc, is_<char> ( '!' )));
BOOST_CHECK ( ba::any_of_equal ( vc, 'n' ));
BOOST_CHECK ( ba::any_of ( vc, is_<char> ( 'n' )));
BOOST_CHECK (!ba::any_of_equal ( vi.begin(), vi.begin(), 1 ));
BOOST_CHECK (!ba::any_of_equal ( vc.begin(), vc.begin(), 'a' ));
BOOST_CHECK (!ba::any_of ( vi.begin(), vi.begin(), is_<int> ( 1 )));
BOOST_CHECK (!ba::any_of ( vc.begin(), vc.begin(), is_<char> ( 'a' )));
BOOST_CHECK ( ba::any_of_equal ( li, 1 ));
BOOST_CHECK ( ba::any_of ( li, is_<int> ( 1 )));
BOOST_CHECK ( ba::any_of_equal ( li.begin(), li.end(), 1 ));
BOOST_CHECK ( ba::any_of ( li.begin(), li.end(), is_<int> ( 1 )));
std::list<int>::iterator l_iter = li.begin ();
l_iter++; l_iter++; l_iter++;
BOOST_CHECK ( ba::any_of_equal ( li.begin(), l_iter, 5 ));
BOOST_CHECK ( ba::any_of ( li.begin(), l_iter, is_<int> ( 5 )));
BOOST_CHECK (!ba::any_of_equal ( li.begin(), l_iter, 18 ));
BOOST_CHECK (!ba::any_of ( li.begin(), l_iter, is_<int> ( 18 )));
BOOST_CXX14_CONSTEXPR bool constexpr_res =
ba::any_of_equal ( some_numbers, 1 ) &&
ba::any_of ( some_numbers, is_<int> ( 1 )) &&
!ba::any_of_equal ( some_numbers, some_numbers + 3, 777 ) &&
!ba::any_of ( some_numbers, some_numbers + 3, is_<int> ( 777 )) &&
true;
BOOST_CHECK ( constexpr_res );
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_any ();
}

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/*
Copyright (c) Alexander Zaitsev <zamazan4ik@gmail.com>, 2017
Distributed under the Boost Software License, Version 1.0. (See
accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
See http://www.boost.org/ for latest version.
*/
#include <vector>
#include <boost/algorithm/apply_permutation.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/included/unit_test.hpp>
namespace ba = boost::algorithm;
BOOST_AUTO_TEST_CASE(test_apply_permutation)
{
//Empty
{
std::vector<int> vec, order, result;
ba::apply_permutation(vec.begin(), vec.end(), order.begin(), order.end());
BOOST_CHECK_EQUAL_COLLECTIONS(vec.begin(), vec.end(), result.begin(), result.end());
}
//1 element
{
std::vector<int> vec, order, result;
vec.push_back(1);
order.push_back(0);
result = vec;
ba::apply_permutation(vec.begin(), vec.end(), order.begin(), order.end());
BOOST_CHECK_EQUAL_COLLECTIONS(vec.begin(), vec.end(), result.begin(), result.end());
}
//2 elements, no changes
{
std::vector<int> vec, order, result;
vec.push_back(1); vec.push_back(2);
order.push_back(0); order.push_back(1);
result = vec;
ba::apply_permutation(vec.begin(), vec.end(), order.begin(), order.end());
BOOST_CHECK_EQUAL_COLLECTIONS(vec.begin(), vec.end(), result.begin(), result.end());
}
//2 elements, changed
{
std::vector<int> vec, order, result;
vec.push_back(1); vec.push_back(2);
order.push_back(1); order.push_back(0);
result.push_back(2); result.push_back(1);
ba::apply_permutation(vec.begin(), vec.end(), order.begin(), order.end());
BOOST_CHECK_EQUAL_COLLECTIONS(vec.begin(), vec.end(), result.begin(), result.end());
}
//Multiple elements, no changes
{
std::vector<int> vec, order, result;
vec.push_back(1); vec.push_back(2); vec.push_back(3); vec.push_back(4); vec.push_back(5);
order.push_back(0); order.push_back(1); order.push_back(2); order.push_back(3); order.push_back(4);
result = vec;
ba::apply_permutation(vec.begin(), vec.end(), order.begin(), order.end());
BOOST_CHECK_EQUAL_COLLECTIONS(vec.begin(), vec.end(), result.begin(), result.end());
}
//Multiple elements, changed
{
std::vector<int> vec, order, result;
vec.push_back(1); vec.push_back(2); vec.push_back(3); vec.push_back(4); vec.push_back(5);
order.push_back(4); order.push_back(3); order.push_back(2); order.push_back(1); order.push_back(0);
result.push_back(5); result.push_back(4); result.push_back(3); result.push_back(2); result.push_back(1);
ba::apply_permutation(vec.begin(), vec.end(), order.begin(), order.end());
BOOST_CHECK_EQUAL_COLLECTIONS(vec.begin(), vec.end(), result.begin(), result.end());
}
//Just test range interface
{
std::vector<int> vec, order, result;
vec.push_back(1); vec.push_back(2); vec.push_back(3); vec.push_back(4); vec.push_back(5);
order.push_back(0); order.push_back(1); order.push_back(2); order.push_back(3); order.push_back(4);
result = vec;
ba::apply_permutation(vec, order);
BOOST_CHECK_EQUAL_COLLECTIONS(vec.begin(), vec.end(), result.begin(), result.end());
}
}
BOOST_AUTO_TEST_CASE(test_apply_reverse_permutation)
{
//Empty
{
std::vector<int> vec, order, result;
ba::apply_reverse_permutation(vec.begin(), vec.end(), order.begin(), order.end());
BOOST_CHECK_EQUAL_COLLECTIONS(vec.begin(), vec.end(), result.begin(), result.end());
}
//1 element
{
std::vector<int> vec, order, result;
vec.push_back(1);
order.push_back(0);
result = vec;
ba::apply_reverse_permutation(vec.begin(), vec.end(), order.begin(), order.end());
BOOST_CHECK_EQUAL_COLLECTIONS(vec.begin(), vec.end(), result.begin(), result.end());
}
//2 elements, no changes
{
std::vector<int> vec, order, result;
vec.push_back(1); vec.push_back(2);
order.push_back(0); order.push_back(1);
result = vec;
ba::apply_reverse_permutation(vec.begin(), vec.end(), order.begin(), order.end());
BOOST_CHECK_EQUAL_COLLECTIONS(vec.begin(), vec.end(), result.begin(), result.end());
}
//2 elements, changed
{
std::vector<int> vec, order, result;
vec.push_back(1); vec.push_back(2);
order.push_back(1); order.push_back(0);
result.push_back(2); result.push_back(1);
ba::apply_reverse_permutation(vec.begin(), vec.end(), order.begin(), order.end());
BOOST_CHECK_EQUAL_COLLECTIONS(vec.begin(), vec.end(), result.begin(), result.end());
}
//Multiple elements, no changes
{
std::vector<int> vec, order, result;
vec.push_back(1); vec.push_back(2); vec.push_back(3); vec.push_back(4); vec.push_back(5);
order.push_back(0); order.push_back(1); order.push_back(2); order.push_back(3); order.push_back(4);
result = vec;
ba::apply_reverse_permutation(vec.begin(), vec.end(), order.begin(), order.end());
BOOST_CHECK_EQUAL_COLLECTIONS(vec.begin(), vec.end(), result.begin(), result.end());
}
//Multiple elements, changed
{
std::vector<int> vec, order, result;
vec.push_back(1); vec.push_back(2); vec.push_back(3); vec.push_back(4); vec.push_back(5);
order.push_back(4); order.push_back(3); order.push_back(2); order.push_back(1); order.push_back(0);
result.push_back(5); result.push_back(4); result.push_back(3); result.push_back(2); result.push_back(1);
ba::apply_reverse_permutation(vec.begin(), vec.end(), order.begin(), order.end());
BOOST_CHECK_EQUAL_COLLECTIONS(vec.begin(), vec.end(), result.begin(), result.end());
}
//Just test range interface
{
std::vector<int> vec, order, result;
vec.push_back(1); vec.push_back(2); vec.push_back(3); vec.push_back(4); vec.push_back(5);
order.push_back(0); order.push_back(1); order.push_back(2); order.push_back(3); order.push_back(4);
result = vec;
ba::apply_reverse_permutation(vec, order);
BOOST_CHECK_EQUAL_COLLECTIONS(vec.begin(), vec.end(), result.begin(), result.end());
}
}

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// (C) Copyright Jesse Williamson 2009
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#include <iostream>
#include <vector>
#include <boost/config.hpp>
#include <boost/algorithm/clamp.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
namespace ba = boost::algorithm;
BOOST_CONSTEXPR bool intGreater ( int lhs, int rhs ) { return lhs > rhs; }
BOOST_CONSTEXPR bool doubleGreater ( double lhs, double rhs ) { return lhs > rhs; }
class custom {
public:
custom ( int x ) : v(x) {}
custom ( const custom &rhs ) : v(rhs.v) {}
~custom () {}
custom & operator = ( const custom &rhs ) { v = rhs.v; return *this; }
bool operator < ( const custom &rhs ) const { return v < rhs.v; }
bool operator == ( const custom &rhs ) const { return v == rhs.v; } // need this for the test
std::ostream & print ( std::ostream &os ) const { return os << v; }
int v;
};
std::ostream & operator << ( std::ostream & os, const custom &x ) { return x.print ( os ); }
bool customLess ( const custom &lhs, const custom &rhs ) { return lhs.v < rhs.v; }
void test_ints()
{
// Inside the range, equal to the endpoints, and outside the endpoints.
BOOST_CHECK_EQUAL ( 3, ba::clamp ( 3, 1, 10 ));
BOOST_CHECK_EQUAL ( 1, ba::clamp ( 1, 1, 10 ));
BOOST_CHECK_EQUAL ( 1, ba::clamp ( 0, 1, 10 ));
BOOST_CHECK_EQUAL ( 10, ba::clamp ( 10, 1, 10 ));
BOOST_CHECK_EQUAL ( 10, ba::clamp ( 11, 1, 10 ));
BOOST_CXX14_CONSTEXPR bool constexpr_res = (
ba::clamp ( 3, 1, 10 ) == 3
);
BOOST_CHECK( constexpr_res );
BOOST_CHECK_EQUAL ( 3, ba::clamp ( 3, 10, 1, intGreater ));
BOOST_CHECK_EQUAL ( 1, ba::clamp ( 1, 10, 1, intGreater ));
BOOST_CHECK_EQUAL ( 1, ba::clamp ( 0, 10, 1, intGreater ));
BOOST_CHECK_EQUAL ( 10, ba::clamp ( 10, 10, 1, intGreater ));
BOOST_CHECK_EQUAL ( 10, ba::clamp ( 11, 10, 1, intGreater ));
// Negative numbers
BOOST_CHECK_EQUAL ( -3, ba::clamp ( -3, -10, -1 ));
BOOST_CHECK_EQUAL ( -1, ba::clamp ( -1, -10, -1 ));
BOOST_CHECK_EQUAL ( -1, ba::clamp ( 0, -10, -1 ));
BOOST_CHECK_EQUAL ( -10, ba::clamp ( -10, -10, -1 ));
BOOST_CHECK_EQUAL ( -10, ba::clamp ( -11, -10, -1 ));
// Mixed positive and negative numbers
BOOST_CHECK_EQUAL ( 5, ba::clamp ( 5, -10, 10 ));
BOOST_CHECK_EQUAL ( -10, ba::clamp ( -10, -10, 10 ));
BOOST_CHECK_EQUAL ( -10, ba::clamp ( -15, -10, 10 ));
BOOST_CHECK_EQUAL ( 10, ba::clamp ( 10, -10, 10 ));
BOOST_CHECK_EQUAL ( 10, ba::clamp ( 15, -10, 10 ));
// Unsigned
BOOST_CHECK_EQUAL ( 5U, ba::clamp ( 5U, 1U, 10U ));
BOOST_CHECK_EQUAL ( 1U, ba::clamp ( 1U, 1U, 10U ));
BOOST_CHECK_EQUAL ( 1U, ba::clamp ( 0U, 1U, 10U ));
BOOST_CHECK_EQUAL ( 10U, ba::clamp ( 10U, 1U, 10U ));
BOOST_CHECK_EQUAL ( 10U, ba::clamp ( 15U, 1U, 10U ));
// Mixed (1)
BOOST_CHECK_EQUAL ( 5U, ba::clamp ( 5U, 1, 10 ));
BOOST_CHECK_EQUAL ( 1U, ba::clamp ( 1U, 1, 10 ));
BOOST_CHECK_EQUAL ( 1U, ba::clamp ( 0U, 1, 10 ));
BOOST_CHECK_EQUAL ( 10U, ba::clamp ( 10U, 1, 10 ));
BOOST_CHECK_EQUAL ( 10U, ba::clamp ( 15U, 1, 10 ));
// Mixed (3)
BOOST_CHECK_EQUAL ( 5U, ba::clamp ( 5U, 1, 10. ));
BOOST_CHECK_EQUAL ( 1U, ba::clamp ( 1U, 1, 10. ));
BOOST_CHECK_EQUAL ( 1U, ba::clamp ( 0U, 1, 10. ));
BOOST_CHECK_EQUAL ( 10U, ba::clamp ( 10U, 1, 10. ));
BOOST_CHECK_EQUAL ( 10U, ba::clamp ( 15U, 1, 10. ));
short foo = 50;
BOOST_CHECK_EQUAL ( 56, ba::clamp ( foo, 56.9, 129 ));
BOOST_CHECK_EQUAL ( 24910, ba::clamp ( foo, 12345678, 123456999 ));
}
void test_floats()
{
// Inside the range, equal to the endpoints, and outside the endpoints.
BOOST_CHECK_EQUAL ( 3.0, ba::clamp ( 3.0, 1.0, 10.0 ));
BOOST_CHECK_EQUAL ( 1.0, ba::clamp ( 1.0, 1.0, 10.0 ));
BOOST_CHECK_EQUAL ( 1.0, ba::clamp ( 0.0, 1.0, 10.0 ));
BOOST_CHECK_EQUAL ( 10.0, ba::clamp ( 10.0, 1.0, 10.0 ));
BOOST_CHECK_EQUAL ( 10.0, ba::clamp ( 11.0, 1.0, 10.0 ));
BOOST_CHECK_EQUAL ( 3.0, ba::clamp ( 3.0, 10.0, 1.0, doubleGreater ));
BOOST_CHECK_EQUAL ( 1.0, ba::clamp ( 1.0, 10.0, 1.0, doubleGreater ));
BOOST_CHECK_EQUAL ( 1.0, ba::clamp ( 0.0, 10.0, 1.0, doubleGreater ));
BOOST_CHECK_EQUAL ( 10.0, ba::clamp ( 10.0, 10.0, 1.0, doubleGreater ));
BOOST_CHECK_EQUAL ( 10.0, ba::clamp ( 11.0, 10.0, 1.0, doubleGreater ));
// Negative numbers
BOOST_CHECK_EQUAL ( -3.f, ba::clamp ( -3.f, -10.f, -1.f ));
BOOST_CHECK_EQUAL ( -1.f, ba::clamp ( -1.f, -10.f, -1.f ));
BOOST_CHECK_EQUAL ( -1.f, ba::clamp ( 0.f, -10.f, -1.f ));
BOOST_CHECK_EQUAL ( -10.f, ba::clamp ( -10.f, -10.f, -1.f ));
BOOST_CHECK_EQUAL ( -10.f, ba::clamp ( -11.f, -10.f, -1.f ));
// Mixed positive and negative numbers
BOOST_CHECK_EQUAL ( 5.f, ba::clamp ( 5.f, -10.f, 10.f ));
BOOST_CHECK_EQUAL ( -10.f, ba::clamp ( -10.f, -10.f, 10.f ));
BOOST_CHECK_EQUAL ( -10.f, ba::clamp ( -15.f, -10.f, 10.f ));
BOOST_CHECK_EQUAL ( 10.f, ba::clamp ( 10.f, -10.f, 10.f ));
BOOST_CHECK_EQUAL ( 10.f, ba::clamp ( 15.f, -10.f, 10.f ));
// Mixed (1)
BOOST_CHECK_EQUAL ( 5.f, ba::clamp ( 5.f, -10., 10. ));
BOOST_CHECK_EQUAL ( -10.f, ba::clamp ( -10.f, -10., 10. ));
BOOST_CHECK_EQUAL ( -10.f, ba::clamp ( -15.f, -10., 10. ));
BOOST_CHECK_EQUAL ( 10.f, ba::clamp ( 10.f, -10., 10. ));
BOOST_CHECK_EQUAL ( 10.f, ba::clamp ( 15.f, -10., 10. ));
// Mixed (2)
BOOST_CHECK_EQUAL ( 5.f, ba::clamp ( 5.f, -10, 10 ));
BOOST_CHECK_EQUAL ( -10.f, ba::clamp ( -10.f, -10, 10 ));
BOOST_CHECK_EQUAL ( -10.f, ba::clamp ( -15.f, -10, 10 ));
BOOST_CHECK_EQUAL ( 10.f, ba::clamp ( 10.f, -10, 10 ));
BOOST_CHECK_EQUAL ( 10.f, ba::clamp ( 15.f, -10, 10 ));
}
void test_custom()
{
// Inside the range, equal to the endpoints, and outside the endpoints.
BOOST_CHECK_EQUAL ( custom( 3), ba::clamp ( custom( 3), custom(1), custom(10)));
BOOST_CHECK_EQUAL ( custom( 1), ba::clamp ( custom( 1), custom(1), custom(10)));
BOOST_CHECK_EQUAL ( custom( 1), ba::clamp ( custom( 0), custom(1), custom(10)));
BOOST_CHECK_EQUAL ( custom(10), ba::clamp ( custom(10), custom(1), custom(10)));
BOOST_CHECK_EQUAL ( custom(10), ba::clamp ( custom(11), custom(1), custom(10)));
BOOST_CHECK_EQUAL ( custom( 3), ba::clamp ( custom( 3), custom(1), custom(10), customLess ));
BOOST_CHECK_EQUAL ( custom( 1), ba::clamp ( custom( 1), custom(1), custom(10), customLess ));
BOOST_CHECK_EQUAL ( custom( 1), ba::clamp ( custom( 0), custom(1), custom(10), customLess ));
BOOST_CHECK_EQUAL ( custom(10), ba::clamp ( custom(10), custom(1), custom(10), customLess ));
BOOST_CHECK_EQUAL ( custom(10), ba::clamp ( custom(11), custom(1), custom(10), customLess ));
// Fail!!
// BOOST_CHECK_EQUAL ( custom(1), ba::clamp ( custom(11), custom(1), custom(10)));
}
#define elementsof(v) (sizeof (v) / sizeof (v[0]))
#define a_begin(v) (&v[0])
#define a_end(v) (v + elementsof (v))
#define a_range(v) v
#define b_e(v) a_begin(v),a_end(v)
void test_int_range ()
{
int inputs [] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 19, 99, 999, -1, -3, -99, 234234 };
int outputs [] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 10, 10, -1, -1, -1, 10 };
std::vector<int> results;
std::vector<int> in_v;
std::copy ( a_begin(inputs), a_end(inputs), std::back_inserter ( in_v ));
ba::clamp_range ( a_begin(inputs), a_end(inputs), std::back_inserter ( results ), -1, 10 );
BOOST_CHECK ( std::equal ( results.begin(), results.end (), outputs ));
results.clear ();
ba::clamp_range ( in_v.begin (), in_v.end (), std::back_inserter ( results ), -1, 10 );
BOOST_CHECK ( std::equal ( results.begin(), results.end (), outputs ));
results.clear ();
ba::clamp_range ( a_begin(inputs), a_end(inputs), std::back_inserter ( results ), 10, -1, intGreater );
BOOST_CHECK ( std::equal ( results.begin(), results.end (), outputs ));
results.clear ();
ba::clamp_range ( in_v.begin (), in_v.end (), std::back_inserter ( results ), 10, -1, intGreater );
BOOST_CHECK ( std::equal ( results.begin(), results.end (), outputs ));
results.clear ();
ba::clamp_range ( a_range(inputs), std::back_inserter ( results ), -1, 10 );
BOOST_CHECK ( std::equal ( results.begin(), results.end (), outputs ));
results.clear ();
ba::clamp_range ( in_v, std::back_inserter ( results ), -1, 10 );
BOOST_CHECK ( std::equal ( results.begin(), results.end (), outputs ));
results.clear ();
ba::clamp_range ( a_range(inputs), std::back_inserter ( results ), 10, -1, intGreater );
BOOST_CHECK ( std::equal ( results.begin(), results.end (), outputs ));
results.clear ();
ba::clamp_range ( in_v, std::back_inserter ( results ), 10, -1, intGreater );
BOOST_CHECK ( std::equal ( results.begin(), results.end (), outputs ));
results.clear ();
int junk[elementsof(inputs)];
ba::clamp_range ( inputs, junk, 10, -1, intGreater );
BOOST_CHECK ( std::equal ( b_e(junk), outputs ));
}
void test_constexpr()
{
// Inside the range, equal to the endpoints, and outside the endpoints.
{
BOOST_CXX14_CONSTEXPR bool check_inside = (3 == ba::clamp ( 3, 1, 10 ));
BOOST_CHECK(check_inside);
BOOST_CXX14_CONSTEXPR bool check_min = (1 == ba::clamp ( 1, 1, 10 ));
BOOST_CHECK(check_min);
BOOST_CXX14_CONSTEXPR bool check_min_out = (1 == ba::clamp ( 0, 1, 10 ));
BOOST_CHECK(check_min_out);
BOOST_CXX14_CONSTEXPR bool check_max = (10 == ba::clamp ( 10, 1, 10 ));
BOOST_CHECK(check_max);
BOOST_CXX14_CONSTEXPR bool check_max_out = (10 == ba::clamp ( 11, 1, 10 ));
BOOST_CHECK(check_max_out);
}
{
BOOST_CXX14_CONSTEXPR bool check_inside = (3 == ba::clamp ( 3, 10, 1, intGreater ));
BOOST_CHECK(check_inside);
BOOST_CXX14_CONSTEXPR bool check_min = (1 == ba::clamp ( 1, 10, 1, intGreater ));
BOOST_CHECK(check_min);
BOOST_CXX14_CONSTEXPR bool check_min_out = (1 == ba::clamp ( 0, 10, 1, intGreater ));
BOOST_CHECK(check_min_out);
BOOST_CXX14_CONSTEXPR bool check_max = (10 == ba::clamp ( 10, 10, 1, intGreater ));
BOOST_CHECK(check_max);
BOOST_CXX14_CONSTEXPR bool check_max_out = (10 == ba::clamp ( 11, 10, 1, intGreater ));
BOOST_CHECK(check_max_out);
}
// Negative numbers
{
BOOST_CXX14_CONSTEXPR bool check_inside = (-3 == ba::clamp ( -3, -10, -1 ));
BOOST_CHECK(check_inside);
BOOST_CXX14_CONSTEXPR bool check_max = (-1 == ba::clamp ( -1, -10, -1 ));
BOOST_CHECK(check_max);
BOOST_CXX14_CONSTEXPR bool check_max_out = (-1 == ba::clamp ( 0, -10, -1 ));
BOOST_CHECK(check_max_out);
BOOST_CXX14_CONSTEXPR bool check_min = (-10 == ba::clamp ( -10, -10, -1 ));
BOOST_CHECK(check_min);
BOOST_CXX14_CONSTEXPR bool check_min_out = (-10 == ba::clamp ( -11, -10, -1 ));
BOOST_CHECK(check_min_out);
}
// Mixed positive and negative numbers
{
BOOST_CXX14_CONSTEXPR bool check_inside = (5 == ba::clamp ( 5, -10, 10 ));
BOOST_CHECK(check_inside);
BOOST_CXX14_CONSTEXPR bool check_min = (-10 == ba::clamp ( -10, -10, 10 ));
BOOST_CHECK(check_min);
BOOST_CXX14_CONSTEXPR bool check_min_out = (-10 == ba::clamp ( -15, -10, 10 ));
BOOST_CHECK(check_min_out);
BOOST_CXX14_CONSTEXPR bool check_max = (10 == ba::clamp ( 10, -10, 10 ));
BOOST_CHECK(check_max);
BOOST_CXX14_CONSTEXPR bool check_max_out = (10 == ba::clamp ( 15, -10, 10 ));
BOOST_CHECK(check_max_out);
}
// Unsigned
{
BOOST_CXX14_CONSTEXPR bool check_inside = (5U == ba::clamp ( 5U, 1U, 10U ));
BOOST_CHECK(check_inside);
BOOST_CXX14_CONSTEXPR bool check_min = (1U == ba::clamp ( 1U, 1U, 10U ));
BOOST_CHECK(check_min);
BOOST_CXX14_CONSTEXPR bool check_min_out = (1U == ba::clamp ( 0U, 1U, 10U ));
BOOST_CHECK(check_min_out);
BOOST_CXX14_CONSTEXPR bool check_max = (10U == ba::clamp ( 10U, 1U, 10U ));
BOOST_CHECK(check_max);
BOOST_CXX14_CONSTEXPR bool check_max_out = (10U == ba::clamp ( 15U, 1U, 10U ));
BOOST_CHECK(check_max_out);
}
// Mixed (1)
{
BOOST_CXX14_CONSTEXPR bool check_inside = (5U == ba::clamp ( 5U, 1, 10 ));
BOOST_CHECK(check_inside);
BOOST_CXX14_CONSTEXPR bool check_min = (1U == ba::clamp ( 1U, 1, 10 ));
BOOST_CHECK(check_min);
BOOST_CXX14_CONSTEXPR bool check_min_out = (1U == ba::clamp ( 0U, 1, 10 ));
BOOST_CHECK(check_min_out);
BOOST_CXX14_CONSTEXPR bool check_max = (10U == ba::clamp ( 10U, 1, 10 ));
BOOST_CHECK(check_max);
BOOST_CXX14_CONSTEXPR bool check_max_out = (10U == ba::clamp ( 15U, 1, 10 ));
BOOST_CHECK(check_max_out);
}
// Mixed (3)
{
BOOST_CXX14_CONSTEXPR bool check_inside = (5U == ba::clamp ( 5U, 1, 10. ));
BOOST_CHECK(check_inside);
BOOST_CXX14_CONSTEXPR bool check_min = (1U == ba::clamp ( 1U, 1, 10. ));
BOOST_CHECK(check_min);
BOOST_CXX14_CONSTEXPR bool check_min_out = (1U == ba::clamp ( 0U, 1, 10. ));
BOOST_CHECK(check_min_out);
BOOST_CXX14_CONSTEXPR bool check_max = (10U == ba::clamp ( 10U, 1, 10. ));
BOOST_CHECK(check_max);
BOOST_CXX14_CONSTEXPR bool check_max_out = (10U == ba::clamp ( 15U, 1, 10. ));
BOOST_CHECK(check_max_out);
}
{
BOOST_CXX14_CONSTEXPR short foo = 50;
BOOST_CXX14_CONSTEXPR bool check_float = ( 56 == ba::clamp ( foo, 56.9, 129 ));
BOOST_CHECK(check_float);
BOOST_CXX14_CONSTEXPR bool check_over = ( 24910 == ba::clamp ( foo, 12345678, 123456999 ));
BOOST_CHECK(check_over);
}
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_ints ();
test_floats ();
test_custom ();
test_int_range ();
test_constexpr ();
// test_float_range ();
// test_custom_range ();
}

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/*
Copyright (c) Marshall Clow 2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <boost/config.hpp>
#include <boost/algorithm/cxx11/copy_if.hpp>
#include "iterator_test.hpp"
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <algorithm>
#include <string>
#include <iostream>
#include <vector>
#include <list>
#include <boost/algorithm/cxx11/all_of.hpp>
#include <boost/algorithm/cxx14/equal.hpp>
#include <boost/algorithm/cxx11/none_of.hpp>
namespace ba = boost::algorithm;
// namespace ba = boost;
BOOST_CXX14_CONSTEXPR bool is_true ( int v ) { return true; }
BOOST_CXX14_CONSTEXPR bool is_false ( int v ) { return false; }
BOOST_CXX14_CONSTEXPR bool is_even ( int v ) { return v % 2 == 0; }
BOOST_CXX14_CONSTEXPR bool is_odd ( int v ) { return v % 2 == 1; }
BOOST_CXX14_CONSTEXPR bool is_zero ( int v ) { return v == 0; }
template <typename Container>
void test_copy_if ( Container const &c ) {
typedef typename Container::value_type value_type;
std::vector<value_type> v;
// None of the elements
v.clear ();
ba::copy_if ( c.begin (), c.end (), back_inserter ( v ), is_false);
BOOST_CHECK ( v.size () == 0 );
v.clear ();
ba::copy_if ( c, back_inserter ( v ), is_false);
BOOST_CHECK ( v.size () == 0 );
// All the elements
v.clear ();
ba::copy_if ( c.begin (), c.end (), back_inserter ( v ), is_true);
BOOST_CHECK ( v.size () == c.size ());
BOOST_CHECK ( std::equal ( v.begin (), v.end (), c.begin ()));
v.clear ();
ba::copy_if ( c, back_inserter ( v ), is_true);
BOOST_CHECK ( v.size () == c.size ());
BOOST_CHECK ( v.size () == c.size ());
BOOST_CHECK ( std::equal ( v.begin (), v.end (), c.begin ()));
// Some of the elements
v.clear ();
ba::copy_if ( c.begin (), c.end (), back_inserter ( v ), is_even );
BOOST_CHECK ( v.size () == (size_t) std::count_if ( c.begin (), c.end (), is_even ));
BOOST_CHECK ( ba::all_of ( v.begin (), v.end (), is_even ));
v.clear ();
ba::copy_if ( c, back_inserter ( v ), is_even );
BOOST_CHECK ( v.size () == (size_t) std::count_if ( c.begin (), c.end (), is_even ));
BOOST_CHECK ( ba::all_of ( v.begin (), v.end (), is_even ));
}
template <typename Container>
void test_copy_while ( Container const &c ) {
typedef typename Container::value_type value_type;
typename Container::const_iterator it;
std::vector<value_type> v;
// None of the elements
v.clear ();
ba::copy_while ( c.begin (), c.end (), back_inserter ( v ), is_false);
BOOST_CHECK ( v.size () == 0 );
v.clear ();
ba::copy_while ( c, back_inserter ( v ), is_false);
BOOST_CHECK ( v.size () == 0 );
// All the elements
v.clear ();
ba::copy_while ( c.begin (), c.end (), back_inserter ( v ), is_true);
BOOST_CHECK ( v.size () == c.size ());
BOOST_CHECK ( std::equal ( v.begin (), v.end (), c.begin ()));
v.clear ();
ba::copy_while ( c, back_inserter ( v ), is_true);
BOOST_CHECK ( v.size () == c.size ());
BOOST_CHECK ( std::equal ( v.begin (), v.end (), c.begin ()));
// Some of the elements
v.clear ();
it = ba::copy_while ( c.begin (), c.end (), back_inserter ( v ), is_even ).first;
BOOST_CHECK ( v.size () == (size_t) std::distance ( c.begin (), it ));
BOOST_CHECK ( it == c.end () || !is_even ( *it ));
BOOST_CHECK ( ba::all_of ( v.begin (), v.end (), is_even ));
BOOST_CHECK ( std::equal ( v.begin (), v.end (), c.begin ()));
v.clear ();
it = ba::copy_while ( c, back_inserter ( v ), is_even ).first;
BOOST_CHECK ( v.size () == (size_t) std::distance ( c.begin (), it ));
BOOST_CHECK ( it == c.end () || !is_even ( *it ));
BOOST_CHECK ( ba::all_of ( v.begin (), v.end (), is_even ));
BOOST_CHECK ( std::equal ( v.begin (), v.end (), c.begin ()));
}
template <typename Container>
void test_copy_until ( Container const &c ) {
typedef typename Container::value_type value_type;
typename Container::const_iterator it;
std::vector<value_type> v;
// None of the elements
v.clear ();
ba::copy_until ( c.begin (), c.end (), back_inserter ( v ), is_true);
BOOST_CHECK ( v.size () == 0 );
v.clear ();
ba::copy_until ( c, back_inserter ( v ), is_true);
BOOST_CHECK ( v.size () == 0 );
// All the elements
v.clear ();
ba::copy_until ( c.begin (), c.end (), back_inserter ( v ), is_false);
BOOST_CHECK ( v.size () == c.size ());
BOOST_CHECK ( std::equal ( v.begin (), v.end (), c.begin ()));
v.clear ();
ba::copy_until ( c, back_inserter ( v ), is_false);
BOOST_CHECK ( v.size () == c.size ());
BOOST_CHECK ( std::equal ( v.begin (), v.end (), c.begin ()));
// Some of the elements
v.clear ();
it = ba::copy_until ( c.begin (), c.end (), back_inserter ( v ), is_even ).first;
BOOST_CHECK ( v.size () == (size_t) std::distance ( c.begin (), it ));
BOOST_CHECK ( it == c.end () || is_even ( *it ));
BOOST_CHECK ( ba::none_of ( v.begin (), v.end (), is_even ));
BOOST_CHECK ( std::equal ( v.begin (), v.end (), c.begin ()));
v.clear ();
it = ba::copy_until ( c, back_inserter ( v ), is_even ).first;
BOOST_CHECK ( v.size () == (size_t) std::distance ( c.begin (), it ));
BOOST_CHECK ( it == c.end () || is_even ( *it ));
BOOST_CHECK ( ba::none_of ( v.begin (), v.end (), is_even ));
BOOST_CHECK ( std::equal ( v.begin (), v.end (), c.begin ()));
}
BOOST_CXX14_CONSTEXPR inline bool constexpr_test_copy_if() {
const int sz = 64;
int in_data[sz] = {0};
bool res = true;
const int* from = in_data;
const int* to = in_data + sz;
int out_data[sz] = {0};
int* out = out_data;
out = ba::copy_if ( from, to, out, is_false ); // copy none
res = (res && out == out_data);
out = ba::copy_if ( from, to, out, is_true ); // copy all
res = (res && out == out_data + sz
&& ba::equal( input_iterator<const int *>(out_data), input_iterator<const int *>(out_data + sz),
input_iterator<const int *>(from), input_iterator<const int *>(to)));
return res;
}
BOOST_CXX14_CONSTEXPR inline bool constexpr_test_copy_while() {
const int sz = 64;
int in_data[sz] = {0};
bool res = true;
const int* from = in_data;
const int* to = in_data + sz;
int out_data[sz] = {0};
int* out = out_data;
out = ba::copy_while ( from, to, out, is_false ).second; // copy none
res = (res && out == out_data && ba::all_of(out, out + sz, is_zero));
out = ba::copy_while ( from, to, out, is_true ).second; // copy all
res = (res && out == out_data + sz
&& ba::equal( input_iterator<const int *>(out_data), input_iterator<const int *>(out_data + sz),
input_iterator<const int *>(from), input_iterator<const int *>(to)));
return res;
}
BOOST_CXX14_CONSTEXPR inline bool constexpr_test_copy_until() {
const int sz = 64;
int in_data[sz] = {0};
bool res = true;
const int* from = in_data;
const int* to = in_data + sz;
int out_data[sz] = {0};
int* out = out_data;
out = ba::copy_until ( from, to, out, is_true ).second; // copy none
res = (res && out == out_data && ba::all_of(out, out + sz, is_zero));
out = ba::copy_until ( from, to, out, is_false ).second; // copy all
res = (res && out == out_data + sz
&& ba::equal( input_iterator<const int *>(out_data), input_iterator<const int *>(out_data + sz),
input_iterator<const int *>(from), input_iterator<const int *>(to)));
return res;
}
void test_sequence1 () {
std::vector<int> v;
for ( int i = 5; i < 15; ++i )
v.push_back ( i );
test_copy_if ( v );
test_copy_while ( v );
test_copy_until ( v );
BOOST_CXX14_CONSTEXPR bool constexpr_res_if = constexpr_test_copy_if();
BOOST_CHECK ( constexpr_res_if );
BOOST_CXX14_CONSTEXPR bool constexpr_res_while = constexpr_test_copy_while();
BOOST_CHECK ( constexpr_res_while );
BOOST_CXX14_CONSTEXPR bool constexpr_res_until = constexpr_test_copy_until();
BOOST_CHECK ( constexpr_res_until );
std::list<int> l;
for ( int i = 25; i > 15; --i )
l.push_back ( i );
test_copy_if ( l );
test_copy_while ( l );
test_copy_until ( l );
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_sequence1 ();
}

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/*
Copyright (c) Marshall Clow 2011-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <boost/config.hpp>
#include <boost/algorithm/cxx11/copy_n.hpp>
#include <boost/algorithm/cxx14/equal.hpp>
#include <boost/algorithm/cxx11/all_of.hpp>
#include "iterator_test.hpp"
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <string>
#include <iostream>
#include <vector>
#include <list>
namespace ba = boost::algorithm;
// namespace ba = boost;
BOOST_CXX14_CONSTEXPR bool is_zero( int v ) { return v == 0; }
template <typename Container>
void test_sequence ( Container const &c ) {
typedef typename Container::value_type value_type;
std::vector<value_type> v;
// Copy zero elements
v.clear ();
ba::copy_n ( c.begin (), 0, back_inserter ( v ));
BOOST_CHECK ( v.size () == 0 );
ba::copy_n ( c.begin (), 0U, back_inserter ( v ));
BOOST_CHECK ( v.size () == 0 );
if ( c.size () > 0 ) {
// Just one element
v.clear ();
ba::copy_n ( c.begin (), 1, back_inserter ( v ));
BOOST_CHECK ( v.size () == 1 );
BOOST_CHECK ( v[0] == *c.begin ());
v.clear ();
ba::copy_n ( c.begin (), 1U, back_inserter ( v ));
BOOST_CHECK ( v.size () == 1 );
BOOST_CHECK ( v[0] == *c.begin ());
// Half the elements
v.clear ();
ba::copy_n ( c.begin (), c.size () / 2, back_inserter ( v ));
BOOST_CHECK ( v.size () == c.size () / 2);
BOOST_CHECK ( std::equal ( v.begin (), v.end (), c.begin ()));
// Half the elements + 1
v.clear ();
ba::copy_n ( c.begin (), c.size () / 2 + 1, back_inserter ( v ));
BOOST_CHECK ( v.size () == c.size () / 2 + 1 );
BOOST_CHECK ( std::equal ( v.begin (), v.end (), c.begin ()));
// All the elements
v.clear ();
ba::copy_n ( c.begin (), c.size (), back_inserter ( v ));
BOOST_CHECK ( v.size () == c.size ());
BOOST_CHECK ( std::equal ( v.begin (), v.end (), c.begin ()));
}
}
BOOST_CXX14_CONSTEXPR inline bool test_constexpr() {
const size_t sz = 64;
int in_data[sz] = {0};
bool res = true;
const int* from = in_data;
const int* to = in_data + sz;
int out_data[sz] = {0};
int* out = out_data;
out = ba::copy_n ( from, 0, out ); // Copy none
res = (res && out == out_data && ba::all_of(out, out + sz, is_zero));
out = ba::copy_n ( from, sz, out ); // Copy all
res = (res && out == out_data + sz
&& ba::equal( input_iterator<const int *>(out_data), input_iterator<const int *>(out_data + sz),
input_iterator<const int *>(from), input_iterator<const int *>(to)));
return res;
}
void test_sequence1 () {
std::vector<int> v;
for ( int i = 5; i < 15; ++i )
v.push_back ( i );
test_sequence ( v );
BOOST_CXX14_CONSTEXPR bool constexpr_res = test_constexpr();
BOOST_CHECK(constexpr_res);
std::list<int> l;
for ( int i = 25; i > 15; --i )
l.push_back ( i );
test_sequence ( l );
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_sequence1 ();
}

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/*
Copyright (c) Marshall Clow 2010-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <string>
#include <boost/algorithm/searching/boyer_moore.hpp>
#include <boost/algorithm/searching/boyer_moore_horspool.hpp>
#include <boost/algorithm/searching/knuth_morris_pratt.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
BOOST_AUTO_TEST_CASE( test_main )
{
const std::string cs;
std::string estr;
std::string str ( "abc" );
// empty corpus, empty pattern
BOOST_CHECK (
boost::algorithm::boyer_moore_search (
cs.begin (), cs.end (), estr.begin (), estr.end ())
== std::make_pair(cs.begin(), cs.begin())
);
BOOST_CHECK (
boost::algorithm::boyer_moore_horspool_search (
cs.begin (), cs.end (), estr.begin (), estr.end ())
== std::make_pair(cs.begin(), cs.begin())
);
BOOST_CHECK (
boost::algorithm::knuth_morris_pratt_search (
cs.begin (), cs.end (), estr.begin (), estr.end ())
== std::make_pair(cs.begin(), cs.begin())
);
// empty corpus, non-empty pattern
BOOST_CHECK (
boost::algorithm::boyer_moore_search (
estr.begin (), estr.end (), str.begin (), str.end ())
== std::make_pair(estr.end(), estr.end())
);
BOOST_CHECK (
boost::algorithm::boyer_moore_horspool_search (
estr.begin (), estr.end (), str.begin (), str.end ())
== std::make_pair(estr.end(), estr.end())
);
BOOST_CHECK (
boost::algorithm::knuth_morris_pratt_search (
estr.begin (), estr.end (), str.begin (), str.end ())
== std::make_pair(estr.end(), estr.end())
);
// non-empty corpus, empty pattern
BOOST_CHECK (
boost::algorithm::boyer_moore_search (
str.begin (), str.end (), estr.begin (), estr.end ())
== std::make_pair(str.begin(), str.begin())
);
BOOST_CHECK (
boost::algorithm::boyer_moore_horspool_search (
str.begin (), str.end (), estr.begin (), estr.end ())
== std::make_pair(str.begin(), str.begin())
);
BOOST_CHECK (
boost::algorithm::knuth_morris_pratt_search (
str.begin (), str.end (), estr.begin (), estr.end ())
== std::make_pair(str.begin(), str.begin())
);
}

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/*
Copyright (c) Marshall Clow 2013.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <boost/config.hpp>
#include <boost/algorithm/cxx14/equal.hpp>
#include "iterator_test.hpp"
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
template <typename T>
BOOST_CXX14_CONSTEXPR bool eq ( const T& a, const T& b ) { return a == b; }
template <typename T>
bool never_eq ( const T&, const T& ) { return false; }
int comparison_count = 0;
template <typename T>
bool counting_equals ( const T &a, const T &b ) {
++comparison_count;
return a == b;
}
namespace ba = boost::algorithm;
void test_equal ()
{
// Note: The literal values here are tested against directly, careful if you change them:
int num[] = { 1, 1, 2, 3, 5 };
const int sz = sizeof (num)/sizeof(num[0]);
// Empty sequences are equal to each other, but not to non-empty sequences
BOOST_CHECK ( ba::equal ( input_iterator<int *>(num), input_iterator<int *>(num),
input_iterator<int *>(num), input_iterator<int *>(num)));
BOOST_CHECK ( ba::equal ( input_iterator<int *>(num), input_iterator<int *>(num),
input_iterator<int *>(num), input_iterator<int *>(num),
never_eq<int> ));
BOOST_CHECK ( ba::equal ( random_access_iterator<int *>(num), random_access_iterator<int *>(num),
random_access_iterator<int *>(num), random_access_iterator<int *>(num),
never_eq<int> ));
BOOST_CHECK (!ba::equal ( input_iterator<int *>(num), input_iterator<int *>(num),
input_iterator<int *>(num), input_iterator<int *>(num + 1)));
BOOST_CHECK (!ba::equal ( input_iterator<int *>(num + 1), input_iterator<int *>(num + 2),
input_iterator<int *>(num), input_iterator<int *>(num)));
BOOST_CHECK (!ba::equal ( random_access_iterator<int *>(num + 1), random_access_iterator<int *>(num + 2),
random_access_iterator<int *>(num), random_access_iterator<int *>(num)));
// Single element sequences are equal if they contain the same value
BOOST_CHECK ( ba::equal ( input_iterator<int *>(num), input_iterator<int *>(num + 1),
input_iterator<int *>(num), input_iterator<int *>(num + 1)));
BOOST_CHECK ( ba::equal ( input_iterator<int *>(num), input_iterator<int *>(num + 1),
input_iterator<int *>(num), input_iterator<int *>(num + 1),
eq<int> ));
BOOST_CHECK ( ba::equal ( random_access_iterator<int *>(num), random_access_iterator<int *>(num + 1),
random_access_iterator<int *>(num), random_access_iterator<int *>(num + 1),
eq<int> ));
BOOST_CHECK (!ba::equal ( input_iterator<int *>(num), input_iterator<int *>(num + 1),
input_iterator<int *>(num), input_iterator<int *>(num + 1),
never_eq<int> ));
BOOST_CHECK (!ba::equal ( random_access_iterator<int *>(num), random_access_iterator<int *>(num + 1),
random_access_iterator<int *>(num), random_access_iterator<int *>(num + 1),
never_eq<int> ));
BOOST_CHECK ( ba::equal ( input_iterator<int *>(num), input_iterator<int *>(num + 1),
input_iterator<int *>(num + 1), input_iterator<int *>(num + 2)));
BOOST_CHECK ( ba::equal ( input_iterator<int *>(num), input_iterator<int *>(num + 1),
input_iterator<int *>(num + 1), input_iterator<int *>(num + 2),
eq<int> ));
BOOST_CHECK (!ba::equal ( input_iterator<int *>(num + 2), input_iterator<int *>(num + 3),
input_iterator<int *>(num), input_iterator<int *>(num + 1)));
BOOST_CHECK (!ba::equal ( input_iterator<int *>(num + 2), input_iterator<int *>(num + 3),
input_iterator<int *>(num), input_iterator<int *>(num + 1),
eq<int> ));
// Identical long sequences are equal.
BOOST_CHECK ( ba::equal ( input_iterator<int *>(num), input_iterator<int *>(num + sz),
input_iterator<int *>(num), input_iterator<int *>(num + sz)));
BOOST_CHECK ( ba::equal ( input_iterator<int *>(num), input_iterator<int *>(num + sz),
input_iterator<int *>(num), input_iterator<int *>(num + sz),
eq<int> ));
BOOST_CHECK (!ba::equal ( input_iterator<int *>(num), input_iterator<int *>(num + sz),
input_iterator<int *>(num), input_iterator<int *>(num + sz),
never_eq<int> ));
BOOST_CHECK ( ba::equal ( input_iterator<int *>(num), input_iterator<int *>(num + sz),
random_access_iterator<int *>(num), random_access_iterator<int *>(num + sz),
eq<int> ));
// different sequences are different
BOOST_CHECK (!ba::equal ( input_iterator<int *>(num + 1), input_iterator<int *>(num + sz),
input_iterator<int *>(num), input_iterator<int *>(num + sz)));
BOOST_CHECK (!ba::equal ( input_iterator<int *>(num + 1), input_iterator<int *>(num + sz),
input_iterator<int *>(num), input_iterator<int *>(num + sz),
eq<int> ));
BOOST_CHECK (!ba::equal ( input_iterator<int *>(num), input_iterator<int *>(num + sz),
input_iterator<int *>(num), input_iterator<int *>(num + sz - 1)));
BOOST_CHECK (!ba::equal ( input_iterator<int *>(num), input_iterator<int *>(num + sz),
input_iterator<int *>(num), input_iterator<int *>(num + sz - 1),
eq<int> ));
// When there's a cheap check, bail early
comparison_count = 0;
BOOST_CHECK (!ba::equal ( random_access_iterator<int *>(num), random_access_iterator<int *>(num + sz),
random_access_iterator<int *>(num), random_access_iterator<int *>(num + sz - 1),
counting_equals<int> ));
BOOST_CHECK ( comparison_count == 0 );
// And when there's not, we can't
comparison_count = 0;
BOOST_CHECK (!ba::equal ( input_iterator<int *>(num), input_iterator<int *>(num + sz),
input_iterator<int *>(num), input_iterator<int *>(num + sz - 1),
counting_equals<int> ));
BOOST_CHECK ( comparison_count > 0 );
}
BOOST_CXX14_CONSTEXPR bool test_constexpr_equal() {
int num[] = { 1, 1, 2, 3, 5};
const int sz = sizeof (num)/sizeof(num[0]);
bool res = true;
// Empty sequences are equal to each other
res = ( ba::equal ( input_iterator<int *>(num), input_iterator<int *>(num),
input_iterator<int *>(num), input_iterator<int *>(num))
// Identical long sequences are equal
&& ba::equal ( input_iterator<int *>(num), input_iterator<int *>(num + sz),
input_iterator<int *>(num), input_iterator<int *>(num + sz),
eq<int> )
// Different sequences are different
&& !ba::equal ( input_iterator<int *>(num + 1), input_iterator<int *>(num + sz),
input_iterator<int *>(num), input_iterator<int *>(num + sz))
);
#ifdef __cpp_lib_array_constexpr // or cpp17 compiler
// Turn on tests for random_access_iterator, because std functions used in equal are marked constexpr_res
res = ( res
// Empty sequences are equal to each other
&& ba::equal ( random_access_iterator<int *>(num), random_access_iterator<int *>(num),
random_access_iterator<int *>(num), random_access_iterator<int *>(num))
// Identical long sequences are equal
&& ba::equal ( random_access_iterator<int *>(num), random_access_iterator<int *>(num + sz),
random_access_iterator<int *>(num), random_access_iterator<int *>(num + sz),
eq<int> )
// Different sequences are different
&& !ba::equal ( random_access_iterator<int *>(num + 1), random_access_iterator<int *>(num + sz),
random_access_iterator<int *>(num), random_access_iterator<int *>(num + sz))
);
#endif
return res;
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_equal ();
BOOST_CXX14_CONSTEXPR bool constexpr_res = test_constexpr_equal ();
BOOST_CHECK (constexpr_res);
}

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/*
Copyright (c) Marshall Clow 2017.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <vector>
#include <functional>
#include <numeric>
#include <algorithm>
#include <boost/config.hpp>
#include <boost/algorithm/cxx11/iota.hpp>
#include <boost/algorithm/cxx17/exclusive_scan.hpp>
#include "iterator_test.hpp"
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
namespace ba = boost::algorithm;
int triangle(int n) { return n*(n+1)/2; }
void basic_tests_init()
{
{
std::vector<int> v(10);
std::fill(v.begin(), v.end(), 3);
ba::exclusive_scan(v.begin(), v.end(), v.begin(), 50);
for (size_t i = 0; i < v.size(); ++i)
BOOST_CHECK(v[i] == 50 + (int) i * 3);
}
{
std::vector<int> v(10);
ba::iota(v.begin(), v.end(), 0);
ba::exclusive_scan(v.begin(), v.end(), v.begin(), 30);
for (size_t i = 0; i < v.size(); ++i)
BOOST_CHECK(v[i] == 30 + triangle(i-1));
}
{
std::vector<int> v(10);
ba::iota(v.begin(), v.end(), 1);
ba::exclusive_scan(v.begin(), v.end(), v.begin(), 40);
for (size_t i = 0; i < v.size(); ++i)
BOOST_CHECK(v[i] == 40 + triangle(i));
}
}
void test_exclusive_scan_init()
{
basic_tests_init();
}
void test_exclusive_scan_init_op()
{
BOOST_CHECK(true);
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_exclusive_scan_init();
test_exclusive_scan_init_op();
}

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/*
Copyright (c) T. Zachary Laine 2018.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <iostream>
#include <boost/algorithm/find_backward.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <vector>
#include <list>
namespace ba = boost::algorithm;
template <typename Container>
struct dist_t
{
dist_t(Container & cont) : cont_(cont) {}
template<typename Iter>
std::ptrdiff_t operator()(Iter it) const
{
return std::distance(cont_.begin(), it);
}
Container & cont_;
};
BOOST_CXX14_CONSTEXPR bool check_constexpr_backward()
{
int in_data[] = {1, 2, 3, 4, 5};
bool res = true;
const int* from = in_data;
const int* to = in_data + 5;
const int* start = ba::find_backward(from, to, 1); // stops on first
res = (res && start == from);
start = ba::find_backward(in_data, 1); // stops on first
res = (res && start == from);
const int* end = ba::find_backward(from, to, 6); // stops on the end
res = (res && end == to);
end = ba::find_backward(in_data, 6); // stops on the end
res = (res && end == to);
const int* three = ba::find_backward(from, to, 3); // stops on third element
res = (res && three == in_data + 2);
three = ba::find_backward(in_data, 3); // stops on third element
res = (res && three == in_data + 2);
return res;
}
void test_find_backward()
{
{
std::vector<int> v1;
const dist_t<std::vector<int> > dist(v1);
for (int i = 5; i < 15; ++i)
v1.push_back(i);
BOOST_CHECK_EQUAL(
dist(ba::find_backward(v1.begin(), v1.end(), 0)), v1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_backward(v1.begin(), v1.end(), 100)), v1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_backward(v1.begin(), v1.end(), v1.back())),
v1.size() - 1);
BOOST_CHECK_EQUAL(
dist(ba::find_backward(v1.begin(), v1.end(), v1.front())), 0);
BOOST_CHECK_EQUAL(dist(ba::find_backward(v1, 0)), v1.size());
BOOST_CHECK_EQUAL(dist(ba::find_backward(v1, 100)), v1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_backward(v1, v1.back())), v1.size() - 1);
BOOST_CHECK_EQUAL(dist(ba::find_backward(v1, v1.front())), 0);
}
// With bidirectional iterators.
{
std::list<int> l1;
const dist_t<std::list<int> > dist(l1);
for (int i = 5; i < 15; ++i)
l1.push_back(i);
BOOST_CHECK_EQUAL(
dist(ba::find_backward(l1.begin(), l1.end(), 0)), l1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_backward(l1.begin(), l1.end(), 100)), l1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_backward(l1.begin(), l1.end(), l1.back())),
l1.size() - 1);
BOOST_CHECK_EQUAL(
dist(ba::find_backward(l1.begin(), l1.end(), l1.front())), 0);
BOOST_CHECK_EQUAL(dist(ba::find_backward(l1, 0)), l1.size());
BOOST_CHECK_EQUAL(dist(ba::find_backward(l1, 100)), l1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_backward(l1, l1.back())), l1.size() - 1);
BOOST_CHECK_EQUAL(dist(ba::find_backward(l1, l1.front())), 0);
}
BOOST_CXX14_CONSTEXPR bool ce_result = check_constexpr_backward();
BOOST_CHECK(ce_result);
}
struct equals
{
BOOST_CXX14_CONSTEXPR equals(int n) : n_(n) {}
BOOST_CXX14_CONSTEXPR bool operator()(int i) { return i == n_; }
int n_;
};
BOOST_CXX14_CONSTEXPR bool check_constexpr_if_backward()
{
int in_data[] = {1, 2, 3, 4, 5};
bool res = true;
const int* from = in_data;
const int* to = in_data + 5;
const int* start = ba::find_if_backward(from, to, equals(1)); // stops on first
res = (res && start == from);
start = ba::find_if_backward(in_data, equals(1)); // stops on first
res = (res && start == from);
const int* end = ba::find_if_backward(from, to, equals(6)); // stops on the end
res = (res && end == to);
end = ba::find_if_backward(in_data, equals(6)); // stops on the end
res = (res && end == to);
const int* three = ba::find_if_backward(from, to, equals(3)); // stops on third element
res = (res && three == in_data + 2);
three = ba::find_if_backward(in_data, equals(3)); // stops on third element
res = (res && three == in_data + 2);
return res;
}
void test_find_if_backward()
{
{
std::vector<int> v1;
const dist_t<std::vector<int> > dist(v1);
for (int i = 5; i < 15; ++i)
v1.push_back(i);
BOOST_CHECK_EQUAL(
dist(ba::find_if_backward(v1.begin(), v1.end(), equals(0))),
v1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_if_backward(v1.begin(), v1.end(), equals(100))),
v1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_if_backward(v1.begin(), v1.end(), equals(v1.back()))),
v1.size() - 1);
BOOST_CHECK_EQUAL(
dist(
ba::find_if_backward(v1.begin(), v1.end(), equals(v1.front()))),
0);
BOOST_CHECK_EQUAL(dist(ba::find_if_backward(v1, equals(0))), v1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_if_backward(v1, equals(100))), v1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_if_backward(v1, equals(v1.back()))), v1.size() - 1);
BOOST_CHECK_EQUAL(
dist(ba::find_if_backward(v1, equals(v1.front()))), 0);
}
// With bidirectional iterators.
{
std::list<int> l1;
const dist_t<std::list<int> > dist(l1);
for (int i = 5; i < 15; ++i)
l1.push_back(i);
BOOST_CHECK_EQUAL(
dist(ba::find_if_backward(l1.begin(), l1.end(), equals(0))),
l1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_if_backward(l1.begin(), l1.end(), equals(100))),
l1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_if_backward(l1.begin(), l1.end(), equals(l1.back()))),
l1.size() - 1);
BOOST_CHECK_EQUAL(
dist(
ba::find_if_backward(l1.begin(), l1.end(), equals(l1.front()))),
0);
BOOST_CHECK_EQUAL(dist(ba::find_if_backward(l1, equals(0))), l1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_if_backward(l1, equals(100))), l1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_if_backward(l1, equals(l1.back()))), l1.size() - 1);
BOOST_CHECK_EQUAL(
dist(ba::find_if_backward(l1, equals(l1.front()))), 0);
}
BOOST_CXX14_CONSTEXPR bool ce_result = check_constexpr_if_backward();
BOOST_CHECK(ce_result);
}
struct not_equals
{
BOOST_CXX14_CONSTEXPR not_equals(int n) : n_(n) {}
BOOST_CXX14_CONSTEXPR bool operator()(int i) { return i != n_; }
int n_;
};
BOOST_CXX14_CONSTEXPR bool check_constexpr_if_not_backward()
{
int in_data[] = {1, 2, 3, 4, 5};
bool res = true;
const int* from = in_data;
const int* to = in_data + 5;
const int* start = ba::find_if_not_backward(from, to, not_equals(1)); // stops on first
res = (res && start == from);
start = ba::find_if_not_backward(in_data, not_equals(1)); // stops on first
res = (res && start == from);
const int* end = ba::find_if_not_backward(from, to, not_equals(6)); // stops on the end
res = (res && end == to);
end = ba::find_if_not_backward(in_data, not_equals(6)); // stops on the end
res = (res && end == to);
const int* three = ba::find_if_not_backward(from, to, not_equals(3)); // stops on third element
res = (res && three == in_data + 2);
three = ba::find_if_not_backward(in_data, not_equals(3)); // stops on third element
res = (res && three == in_data + 2);
return res;
}
void test_find_if_not_backward()
{
{
std::vector<int> v1;
const dist_t<std::vector<int> > dist(v1);
for (int i = 5; i < 15; ++i)
v1.push_back(i);
BOOST_CHECK_EQUAL(
dist(ba::find_if_not_backward(v1.begin(), v1.end(), not_equals(0))),
v1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_if_not_backward(
v1.begin(), v1.end(), not_equals(100))),
v1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_if_not_backward(
v1.begin(), v1.end(), not_equals(v1.back()))),
v1.size() - 1);
BOOST_CHECK_EQUAL(
dist(ba::find_if_not_backward(
v1.begin(), v1.end(), not_equals(v1.front()))),
0);
BOOST_CHECK_EQUAL(
dist(ba::find_if_not_backward(v1, not_equals(0))), v1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_if_not_backward(v1, not_equals(100))), v1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_if_not_backward(v1, not_equals(v1.back()))),
v1.size() - 1);
BOOST_CHECK_EQUAL(
dist(ba::find_if_not_backward(v1, not_equals(v1.front()))), 0);
}
// With bidirectional iterators.
{
std::list<int> l1;
const dist_t<std::list<int> > dist(l1);
for (int i = 5; i < 15; ++i)
l1.push_back(i);
BOOST_CHECK_EQUAL(
dist(ba::find_if_not_backward(l1.begin(), l1.end(), not_equals(0))),
l1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_if_not_backward(
l1.begin(), l1.end(), not_equals(100))),
l1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_if_not_backward(
l1.begin(), l1.end(), not_equals(l1.back()))),
l1.size() - 1);
BOOST_CHECK_EQUAL(
dist(ba::find_if_not_backward(
l1.begin(), l1.end(), not_equals(l1.front()))),
0);
BOOST_CHECK_EQUAL(
dist(ba::find_if_not_backward(l1, not_equals(0))), l1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_if_not_backward(l1, not_equals(100))), l1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_if_not_backward(l1, not_equals(l1.back()))),
l1.size() - 1);
BOOST_CHECK_EQUAL(
dist(ba::find_if_not_backward(l1, not_equals(l1.front()))), 0);
}
BOOST_CXX14_CONSTEXPR bool ce_result = check_constexpr_if_not_backward();
BOOST_CHECK(ce_result);
}
BOOST_CXX14_CONSTEXPR bool check_constexpr_not_backward()
{
int in_data[] = {1, 5, 5, 5, 5};
bool res = true;
const int* from = in_data;
const int* to = in_data + 5;
const int* start = ba::find_not_backward(from, to, 5); // stops on first
res = (res && start == from);
start = ba::find_not_backward(in_data, 5); // stops on first
res = (res && start == from);
const int in_data_2[] = {6, 6, 6, 6, 6};
const int* end = ba::find_not_backward(in_data_2, in_data_2 + 5, 6); // stops on the end
res = (res && end == in_data_2 + 5);
end = ba::find_not_backward(in_data_2, 6); // stops on the end
res = (res && end == in_data_2 + 5);
return res;
}
void test_find_not_backward()
{
{
std::vector<int> v1;
const dist_t<std::vector<int> > dist(v1);
for (int i = 0; i < 5; ++i)
v1.push_back(0);
for (int i = 0; i < 5; ++i)
v1.push_back(1);
BOOST_CHECK_EQUAL(
dist(ba::find_not_backward(v1.begin(), v1.end(), 1)), 4);
BOOST_CHECK_EQUAL(
dist(ba::find_not_backward(v1.begin(), v1.end(), 0)),
v1.size() - 1);
BOOST_CHECK_EQUAL(
dist(ba::find_not_backward(v1.begin(), v1.end(), 2)),
v1.size() - 1);
BOOST_CHECK_EQUAL(dist(ba::find_not_backward(v1, 1)), 4);
BOOST_CHECK_EQUAL(dist(ba::find_not_backward(v1, 0)), v1.size() - 1);
BOOST_CHECK_EQUAL(dist(ba::find_not_backward(v1, 2)), v1.size() - 1);
v1.resize(5);
BOOST_CHECK_EQUAL(
dist(ba::find_not_backward(v1.begin(), v1.end(), 0)), v1.size());
BOOST_CHECK_EQUAL(dist(ba::find_not_backward(v1, 0)), v1.size());
}
// With bidirectional iterators.
{
std::list<int> l1;
const dist_t<std::list<int> > dist(l1);
for (int i = 0; i < 5; ++i)
l1.push_back(0);
for (int i = 0; i < 5; ++i)
l1.push_back(1);
BOOST_CHECK_EQUAL(
dist(ba::find_not_backward(l1.begin(), l1.end(), 1)), 4);
BOOST_CHECK_EQUAL(
dist(ba::find_not_backward(l1.begin(), l1.end(), 0)),
l1.size() - 1);
BOOST_CHECK_EQUAL(
dist(ba::find_not_backward(l1.begin(), l1.end(), 2)),
l1.size() - 1);
BOOST_CHECK_EQUAL(dist(ba::find_not_backward(l1, 1)), 4);
BOOST_CHECK_EQUAL(dist(ba::find_not_backward(l1, 0)), l1.size() - 1);
BOOST_CHECK_EQUAL(dist(ba::find_not_backward(l1, 2)), l1.size() - 1);
l1.resize(5);
BOOST_CHECK_EQUAL(
dist(ba::find_not_backward(l1.begin(), l1.end(), 0)), l1.size());
BOOST_CHECK_EQUAL(dist(ba::find_not_backward(l1, 0)), l1.size());
}
BOOST_CXX14_CONSTEXPR bool ce_result = check_constexpr_not_backward();
BOOST_CHECK(ce_result);
}
BOOST_AUTO_TEST_CASE(test_main)
{
test_find_backward();
test_find_if_backward();
test_find_if_not_backward();
test_find_not_backward();
}

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/*
Copyright (c) Marshall Clow 2011-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <iostream>
#include <boost/config.hpp>
#include <boost/algorithm/cxx11/find_if_not.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <string>
#include <vector>
#include <list>
namespace ba = boost::algorithm;
// namespace ba = boost;
BOOST_CXX14_CONSTEXPR bool is_true ( int v ) { return true; }
BOOST_CXX14_CONSTEXPR bool is_false ( int v ) { return false; }
BOOST_CXX14_CONSTEXPR bool is_not_three ( int v ) { return v != 3; }
BOOST_CXX14_CONSTEXPR bool check_constexpr() {
int in_data[] = {1, 2, 3, 4, 5};
bool res = true;
const int* from = in_data;
const int* to = in_data + 5;
const int* start = ba::find_if_not (from, to, is_false); // stops on first
res = (res && start == from);
const int* end = ba::find_if_not(from, to, is_true); // stops on the end
res = (res && end == to);
const int* three = ba::find_if_not(from, to, is_not_three); // stops on third element
res = (res && three == in_data + 2);
return res;
}
template <typename Container>
typename Container::iterator offset_to_iter ( Container &v, int offset ) {
typename Container::iterator retval;
if ( offset >= 0 ) {
retval = v.begin ();
std::advance ( retval, offset );
}
else {
retval = v.end ();
std::advance ( retval, offset + 1 );
}
return retval;
}
template <typename Container, typename Predicate>
void test_sequence ( Container &v, Predicate comp, int expected ) {
typename Container::iterator res, exp;
res = ba::find_if_not ( v.begin (), v.end (), comp );
exp = offset_to_iter ( v, expected );
std::cout << "Expected(1): " << std::distance ( v.begin (), exp )
<< ", got: " << std::distance ( v.begin (), res ) << std::endl;
BOOST_CHECK ( exp == res );
}
template <typename T>
struct less_than {
public:
less_than ( T foo ) : val ( foo ) {}
less_than ( const less_than &rhs ) : val ( rhs.val ) {}
bool operator () ( const T &v ) const { return v < val; }
private:
less_than ();
less_than operator = ( const less_than &rhs );
T val;
};
void test_sequence1 () {
std::vector<int> v;
v.clear ();
for ( int i = 5; i < 15; ++i )
v.push_back ( i );
test_sequence ( v, less_than<int>(3), 0 ); // no elements
test_sequence ( v, less_than<int>(6), 1 ); // only the first element
test_sequence ( v, less_than<int>(10), 5 );
test_sequence ( v, less_than<int>(99), -1 ); // all elements satisfy
// With bidirectional iterators.
std::list<int> l;
for ( int i = 5; i < 15; ++i )
l.push_back ( i );
test_sequence ( l, less_than<int>(3), 0 ); // no elements
test_sequence ( l, less_than<int>(6), 1 ); // only the first element
test_sequence ( l, less_than<int>(10), 5 );
test_sequence ( l, less_than<int>(99), -1 ); // all elements satisfy
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_sequence1 ();
}

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/*
Copyright (c) T. Zachary Laine 2018.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <iostream>
#include <boost/algorithm/find_not.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <vector>
#include <list>
namespace ba = boost::algorithm;
template <typename Container>
struct dist_t
{
dist_t(Container & cont) : cont_(cont) {}
template<typename Iter>
std::ptrdiff_t operator()(Iter it) const
{
return std::distance(cont_.begin(), it);
}
Container & cont_;
};
BOOST_CXX14_CONSTEXPR bool check_constexpr()
{
int in_data[] = {2, 2, 3, 4, 5};
bool res = true;
const int* from = in_data;
const int* to = in_data + 5;
const int* start = ba::find_not(from, to, 1); // stops on first
res = (res && start == from);
start = ba::find_not(in_data, 1); // stops on first
res = (res && start == from);
int in_data_2[] = {6, 6, 6, 6, 6};
const int* end = ba::find_not(in_data_2, in_data_2 + 5, 6); // stops on the end
res = (res && end == in_data_2 + 5);
end = ba::find_not(in_data_2, 6); // stops on the end
res = (res && end == in_data_2 + 5);
const int* three = ba::find_not(from, to, 2); // stops on third element
res = (res && three == in_data + 2);
three = ba::find_not(in_data, 2); // stops on third element
res = (res && three == in_data + 2);
return res;
}
void test_sequence()
{
{
std::vector<int> v1;
const dist_t<std::vector<int> > dist(v1);
for (int i = 5; i < 15; ++i)
v1.push_back(i);
BOOST_CHECK_EQUAL(dist(ba::find_not(v1.begin(), v1.end(), 0)), 0);
BOOST_CHECK_EQUAL(
dist(ba::find_not(v1.begin(), v1.end(), v1.back())), 0);
BOOST_CHECK_EQUAL(
dist(ba::find_not(v1.begin(), v1.end(), v1.front())), 1);
BOOST_CHECK_EQUAL(dist(ba::find_not(v1, 0)), 0);
BOOST_CHECK_EQUAL(dist(ba::find_not(v1, v1.back())), 0);
BOOST_CHECK_EQUAL(dist(ba::find_not(v1, v1.front())), 1);
v1 = std::vector<int>(10, 2);
BOOST_CHECK_EQUAL(dist(ba::find_not(v1.begin(), v1.end(), 0)), 0);
BOOST_CHECK_EQUAL(
dist(ba::find_not(v1.begin(), v1.end(), v1.back())), v1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_not(v1.begin(), v1.end(), v1.front())), v1.size());
BOOST_CHECK_EQUAL(dist(ba::find_not(v1, 0)), 0);
BOOST_CHECK_EQUAL(dist(ba::find_not(v1, v1.back())), v1.size());
BOOST_CHECK_EQUAL(dist(ba::find_not(v1, v1.front())), v1.size());
}
// With bidirectional iterators.
{
std::list<int> l1;
const dist_t<std::list<int> > dist(l1);
for (int i = 5; i < 15; ++i)
l1.push_back(i);
BOOST_CHECK_EQUAL(dist(ba::find_not(l1.begin(), l1.end(), 0)), 0);
BOOST_CHECK_EQUAL(
dist(ba::find_not(l1.begin(), l1.end(), l1.back())), 0);
BOOST_CHECK_EQUAL(
dist(ba::find_not(l1.begin(), l1.end(), l1.front())), 1);
BOOST_CHECK_EQUAL(dist(ba::find_not(l1, 0)), 0);
BOOST_CHECK_EQUAL(dist(ba::find_not(l1, l1.back())), 0);
BOOST_CHECK_EQUAL(dist(ba::find_not(l1, l1.front())), 1);
l1.clear();
for (int i = 0; i < 10; ++i)
l1.push_back(2);
BOOST_CHECK_EQUAL(dist(ba::find_not(l1.begin(), l1.end(), 0)), 0);
BOOST_CHECK_EQUAL(
dist(ba::find_not(l1.begin(), l1.end(), l1.back())), l1.size());
BOOST_CHECK_EQUAL(
dist(ba::find_not(l1.begin(), l1.end(), l1.front())), l1.size());
BOOST_CHECK_EQUAL(dist(ba::find_not(l1, 0)), 0);
BOOST_CHECK_EQUAL(dist(ba::find_not(l1, l1.back())), l1.size());
BOOST_CHECK_EQUAL(dist(ba::find_not(l1, l1.front())), l1.size());
}
BOOST_CXX14_CONSTEXPR bool ce_result = check_constexpr();
BOOST_CHECK(ce_result);
}
BOOST_AUTO_TEST_CASE(test_main)
{
test_sequence();
}

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/*
Copyright (c) Marshall Clow 2013.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <boost/config.hpp>
#include <boost/algorithm/cxx17/for_each_n.hpp>
#include "iterator_test.hpp"
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
namespace ba = boost::algorithm;
struct for_each_test
{
for_each_test() {}
static int count;
void operator()(int& i) {++i; ++count;}
};
int for_each_test::count = 0;
void test_for_each_n ()
{
typedef input_iterator<int*> Iter;
int ia[] = {0, 1, 2, 3, 4, 5};
const unsigned s = sizeof(ia)/sizeof(ia[0]);
{
for_each_test::count = 0;
Iter it = ba::for_each_n(Iter(ia), 0, for_each_test());
BOOST_CHECK(it == Iter(ia));
BOOST_CHECK(for_each_test::count == 0);
}
{
for_each_test::count = 0;
Iter it = ba::for_each_n(Iter(ia), s, for_each_test());
BOOST_CHECK(it == Iter(ia+s));
BOOST_CHECK(for_each_test::count == s);
for (unsigned i = 0; i < s; ++i)
BOOST_CHECK(ia[i] == static_cast<int>(i+1));
}
{
for_each_test::count = 0;
Iter it = ba::for_each_n(Iter(ia), 1, for_each_test());
BOOST_CHECK(it == Iter(ia+1));
BOOST_CHECK(for_each_test::count == 1);
for (unsigned i = 0; i < 1; ++i)
BOOST_CHECK(ia[i] == static_cast<int>(i+2));
}
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_for_each_n ();
}

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/*
Copyright (c) Marshall Clow 2011-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <iostream>
#include <boost/config.hpp>
#include <boost/algorithm/gather.hpp>
#include <string>
#include <vector>
#include <list>
#include "iterator_test.hpp"
namespace ba = boost::algorithm;
bool is_ten ( int i ) { return i == 10; }
void test_sequence1 () {
std::vector<int> v;
typedef input_iterator<std::vector<int>::iterator> II;
// This should fail to compile, since gather doesn't work with input iterators
(void) ba::gather ( II( v.begin ()), II( v.end ()), II( v.begin ()), is_ten );
}
int main ()
{
test_sequence1 ();
return 0;
}

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/*
Copyright (c) Marshall Clow 2011-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <iostream>
#include <boost/config.hpp>
#include <boost/algorithm/gather.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <string>
#include <vector>
#include <list>
#include "iterator_test.hpp"
namespace ba = boost::algorithm;
template <typename Container>
void print ( const char *prompt, const Container &c ) {
std::cout << prompt << " { ";
std::copy ( c.begin (), c.end (), std::ostream_iterator<typename Container::value_type>(std::cout, " "));
std::cout << std::endl;
}
template <typename Iterator, typename Predicate>
void test_iterators ( Iterator first, Iterator last, Predicate comp, std::size_t offset ) {
// Create the pivot point
Iterator off = first;
std::advance(off, offset);
// Gather the elements
std::pair<Iterator, Iterator> res = ba::gather ( first, last, off, comp );
// We should now have three sequences, any of which may be empty:
// * [begin .. result.first) - items that do not satisfy the predicate
// * [result.first .. result.second) - items that do satisfy the predicate
// * [result.second .. end) - items that do not satisfy the predicate
Iterator iter = first;
for ( ; iter != res.first; ++iter )
BOOST_CHECK ( !comp ( *iter ));
for ( ; iter != res.second; ++iter)
BOOST_CHECK ( comp ( *iter ));
for ( ; iter != last; ++iter )
BOOST_CHECK ( !comp ( *iter ));
}
template <typename Container, typename Predicate>
void test_iterator_types ( const Container &c, Predicate comp, std::size_t offset ) {
typedef std::vector<typename Container::value_type> vec;
typedef bidirectional_iterator<typename vec::iterator> BDI;
typedef random_access_iterator<typename vec::iterator> RAI;
vec v;
v.assign ( c.begin (), c.end ());
test_iterators ( BDI ( v.begin ()), BDI ( v.end ()), comp, offset );
v.assign ( c.begin (), c.end ());
test_iterators ( RAI ( v.begin ()), RAI ( v.end ()), comp, offset );
}
template <typename T>
struct less_than {
public:
// typedef T argument_type;
// typedef bool result_type;
less_than ( T foo ) : val ( foo ) {}
less_than ( const less_than &rhs ) : val ( rhs.val ) {}
bool operator () ( const T &v ) const { return v < val; }
private:
less_than ();
less_than operator = ( const less_than &rhs );
T val;
};
bool is_even ( int i ) { return i % 2 == 0; }
bool is_ten ( int i ) { return i == 10; }
void test_sequence1 () {
std::vector<int> v;
for ( int i = 5; i < 15; ++i )
v.push_back ( i );
test_iterator_types ( v, less_than<int>(10), 0 ); // at beginning
test_iterator_types ( v, less_than<int>(10), 5 );
test_iterator_types ( v, less_than<int>(10), v.size () - 1 ); // at end
test_iterator_types ( v, is_even, 0 );
test_iterator_types ( v, is_even, 5 );
test_iterator_types ( v, is_even, v.size () - 1 );
// Exactly one element in the sequence matches
test_iterator_types ( v, is_ten, 0 );
test_iterator_types ( v, is_ten, 5 );
test_iterator_types ( v, is_ten, v.size () - 1 );
// Everything in the sequence matches
test_iterator_types ( v, less_than<int>(99), 0 );
test_iterator_types ( v, less_than<int>(99), 5 );
test_iterator_types ( v, less_than<int>(99), v.size () - 1 );
// Nothing in the sequence matches
test_iterator_types ( v, less_than<int>(0), 0 );
test_iterator_types ( v, less_than<int>(0), 5 );
test_iterator_types ( v, less_than<int>(0), v.size () - 1 );
// All the elements in the sequence are the same
v.clear ();
for ( int i = 0; i < 11; ++i )
v.push_back ( 10 );
// Everything in the sequence matches
test_iterator_types ( v, is_ten, 0 );
test_iterator_types ( v, is_ten, 5 );
test_iterator_types ( v, is_ten, v.size () - 1 );
// Nothing in the sequence matches
test_iterator_types ( v, less_than<int>(5), 0 );
test_iterator_types ( v, less_than<int>(5), 5 );
test_iterator_types ( v, less_than<int>(5), v.size () - 1 );
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_sequence1 ();
}

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/*
Copyright (c) Marshall Clow 2011-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <boost/config.hpp>
#include <boost/algorithm/hex.hpp>
#include <string>
#include <iostream>
#include <vector>
// should not compile: vector is not an integral type
int main( int , char* [] )
{
std::vector<float> v;
std::string out;
boost::algorithm::unhex ( out, std::back_inserter(v));
return 0;
}

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/*
Copyright (c) Marshall Clow 2011-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <boost/config.hpp>
#include <boost/algorithm/hex.hpp>
#include <boost/algorithm/string/case_conv.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <string>
#include <iostream>
template<typename String>
void test_to_hex ( const typename String::value_type ** tests ) {
for ( const typename String::value_type **p = tests; *p; p++ ) {
String arg, argh, one, two, three, four;
arg.assign ( *p );
boost::algorithm::hex ( *p, std::back_inserter ( one ));
boost::algorithm::hex ( arg, std::back_inserter ( two ));
boost::algorithm::hex ( arg.begin (), arg.end (), std::back_inserter ( three ));
four = boost::algorithm::hex ( arg );
BOOST_CHECK ( one == two );
BOOST_CHECK ( one == three );
BOOST_CHECK ( one == four );
argh = one;
one.clear (); two.clear (); three.clear (); four.clear ();
boost::algorithm::unhex ( argh.c_str (), std::back_inserter ( one ));
boost::algorithm::unhex ( argh, std::back_inserter ( two ));
boost::algorithm::unhex ( argh.begin (), argh.end (), std::back_inserter ( three ));
four = boost::algorithm::unhex ( argh );
BOOST_CHECK ( one == two );
BOOST_CHECK ( one == three );
BOOST_CHECK ( one == four );
BOOST_CHECK ( one == arg );
}
}
template<typename String>
void test_to_hex_lower ( const typename String::value_type ** tests ) {
for ( const typename String::value_type **p = tests; *p; p++ ) {
String arg, argh, one, two, three, four;
arg.assign ( *p );
boost::algorithm::hex_lower ( *p, std::back_inserter ( one ));
boost::algorithm::hex_lower ( arg, std::back_inserter ( two ));
boost::algorithm::hex_lower ( arg.begin (), arg.end (), std::back_inserter ( three ));
four = boost::algorithm::hex_lower ( arg );
BOOST_CHECK ( one == two );
BOOST_CHECK ( one == three );
BOOST_CHECK ( one == four );
argh = one;
one.clear (); two.clear (); three.clear (); four.clear ();
boost::algorithm::unhex ( argh.c_str (), std::back_inserter ( one ));
boost::algorithm::unhex ( argh, std::back_inserter ( two ));
boost::algorithm::unhex ( argh.begin (), argh.end (), std::back_inserter ( three ));
four = boost::algorithm::unhex ( argh );
BOOST_CHECK ( one == two );
BOOST_CHECK ( one == three );
BOOST_CHECK ( one == four );
BOOST_CHECK ( one == arg );
}
}
template<typename String>
void test_from_hex_success ( const typename String::value_type ** tests ) {
for ( const typename String::value_type **p = tests; *p; p++ ) {
String arg, argh, one, two, three, four;
arg.assign ( *p );
boost::algorithm::unhex ( *p, std::back_inserter ( one ));
boost::algorithm::unhex ( arg, std::back_inserter ( two ));
boost::algorithm::unhex ( arg.begin (), arg.end (), std::back_inserter ( three ));
four = boost::algorithm::unhex ( arg );
BOOST_CHECK ( one == two );
BOOST_CHECK ( one == three );
BOOST_CHECK ( one == four );
argh = one;
one.clear (); two.clear (); three.clear (); four.clear ();
boost::algorithm::hex ( argh.c_str (), std::back_inserter ( one ));
boost::algorithm::hex ( argh, std::back_inserter ( two ));
boost::algorithm::hex ( argh.begin (), argh.end (), std::back_inserter ( three ));
four = boost::algorithm::hex ( argh );
boost::algorithm::to_lower( arg );
boost::algorithm::to_lower( one );
boost::algorithm::to_lower( two );
boost::algorithm::to_lower( three );
boost::algorithm::to_lower( four );
BOOST_CHECK ( one == two );
BOOST_CHECK ( one == three );
BOOST_CHECK ( one == four );
BOOST_CHECK ( one == arg );
}
}
template<typename String>
void test_from_hex_failure ( const typename String::value_type ** tests ) {
int num_catches;
for ( const typename String::value_type **p = tests; *p; p++ ) {
String arg, one;
arg.assign ( *p );
num_catches = 0;
try { boost::algorithm::unhex ( *p, std::back_inserter ( one )); }
catch ( const boost::algorithm::hex_decode_error & /*ex*/ ) { num_catches++; }
try { boost::algorithm::unhex ( arg, std::back_inserter ( one )); }
catch ( const boost::algorithm::hex_decode_error & /*ex*/ ) { num_catches++; }
try { boost::algorithm::unhex ( arg.begin (), arg.end (), std::back_inserter ( one )); }
catch ( const boost::algorithm::hex_decode_error & /*ex*/ ) { num_catches++; }
BOOST_CHECK ( num_catches == 3 );
}
}
const char *tohex [] = {
"",
"a",
"\001",
"12",
"asdfadsfsad",
"01234567890ABCDEF",
NULL // End of the list
};
const wchar_t *tohex_w [] = {
L"",
L"a",
L"\001",
L"12",
L"asdfadsfsad",
L"01234567890ABCDEF",
NULL // End of the list
};
const char *fromhex [] = {
"20",
"2122234556FF",
"2122234556ff",
NULL // End of the list
};
const wchar_t *fromhex_w [] = {
L"00101020",
L"2122234556FF3456",
L"2122234556ff3456",
NULL // End of the list
};
const char *fromhex_fail [] = {
"2",
"H",
"234",
"21222G4556FF",
"h",
"21222g4556ff",
NULL // End of the list
};
const wchar_t *fromhex_fail_w [] = {
L"2",
L"12",
L"H",
L"234",
L"21222G4556FF",
L"h",
L"21222g4556ff",
NULL // End of the list
};
BOOST_AUTO_TEST_CASE( test_main )
{
test_to_hex<std::string> ( tohex );
test_to_hex_lower<std::string> ( tohex );
test_from_hex_success<std::string> ( fromhex );
test_from_hex_failure<std::string> ( fromhex_fail );
test_to_hex<std::wstring> ( tohex_w );
test_to_hex_lower<std::wstring> ( tohex_w );
test_from_hex_success<std::wstring> ( fromhex_w );
test_from_hex_failure<std::wstring> ( fromhex_fail_w );
}

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/*
Copyright (c) Marshall Clow 2011-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
Test non-string cases; vector and list
*/
#include <boost/config.hpp>
#include <boost/algorithm/hex.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <string>
#include <iostream>
#include <deque>
#include <list>
const char *tohex [] = {
"",
"a",
"\001",
"12",
"asdfadsfsad",
"01234567890ABCDEF",
NULL // End of the list
};
void test_to_hex () {
for ( const char **p = tohex; *p; p++ ) {
std::deque<char> arg, argh;
std::list<char> one, two, three;
arg.assign ( *p, *p + strlen (*p));
boost::algorithm::hex ( *p, std::back_inserter ( one ));
boost::algorithm::hex ( arg, std::back_inserter ( two ));
boost::algorithm::hex ( arg.begin (), arg.end (), std::back_inserter ( three ));
BOOST_CHECK ( std::equal ( one.begin (), one.end (), two.begin ()));
BOOST_CHECK ( std::equal ( two.begin (), two.end (), three.begin ()));
std::copy ( one.begin (), one.end (), std::back_inserter ( argh ));
one.clear (); two.clear (); three.clear ();
// boost::algorithm::unhex ( argh.c_str (), std::back_inserter ( one ));
boost::algorithm::unhex ( argh, std::back_inserter ( two ));
boost::algorithm::unhex ( argh.begin (), argh.end (), std::back_inserter ( three ));
// BOOST_CHECK ( std::equal ( one.begin (), one.end (), two.begin ()));
BOOST_CHECK ( std::equal ( two.begin (), two.end (), three.begin ()));
BOOST_CHECK ( std::equal ( two.begin (), two.end (), arg.begin ()));
}
// Again, with a front_inserter
for ( const char **p = tohex; *p; p++ ) {
std::deque<char> arg, argh;
std::list<char> one, two, three;
arg.assign ( *p, *p + strlen (*p));
boost::algorithm::hex ( *p, std::front_inserter ( one ));
boost::algorithm::hex ( arg, std::front_inserter ( two ));
boost::algorithm::hex ( arg.begin (), arg.end (), std::front_inserter ( three ));
BOOST_CHECK ( std::equal ( one.begin (), one.end (), two.begin ()));
BOOST_CHECK ( std::equal ( two.begin (), two.end (), three.begin ()));
// Copy, reversing
std::copy ( one.begin (), one.end (), std::front_inserter ( argh ));
one.clear (); two.clear (); three.clear ();
// boost::algorithm::unhex ( argh.c_str (), std::front_inserter ( one ));
boost::algorithm::unhex ( argh, std::front_inserter ( two ));
boost::algorithm::unhex ( argh.begin (), argh.end (), std::front_inserter ( three ));
// BOOST_CHECK ( std::equal ( one.begin (), one.end (), two.begin ()));
BOOST_CHECK ( std::equal ( two.begin (), two.end (), three.begin ()));
BOOST_CHECK ( std::equal ( two.begin (), two.end (), arg.rbegin ())); // reverse
}
}
const char *fromhex [] = {
"20",
"2122234556FF",
NULL // End of the list
};
void test_from_hex_success () {
for ( const char **p = fromhex; *p; p++ ) {
std::deque<char> arg, argh;
std::list<char> one, two, three;
arg.assign ( *p, *p + strlen (*p));
boost::algorithm::unhex ( *p, std::back_inserter ( one ));
boost::algorithm::unhex ( arg, std::back_inserter ( two ));
boost::algorithm::unhex ( arg.begin (), arg.end (), std::back_inserter ( three ));
BOOST_CHECK ( std::equal ( one.begin (), one.end (), two.begin ()));
BOOST_CHECK ( std::equal ( two.begin (), two.end (), three.begin ()));
std::copy ( one.begin (), one.end (), std::back_inserter ( argh ));
one.clear (); two.clear (); three.clear ();
// boost::algorithm::hex ( argh.c_str (), std::back_inserter ( one ));
boost::algorithm::hex ( argh, std::back_inserter ( two ));
boost::algorithm::hex ( argh.begin (), argh.end (), std::back_inserter ( three ));
// BOOST_CHECK ( std::equal ( one.begin (), one.end (), two.begin ()));
BOOST_CHECK ( std::equal ( two.begin (), two.end (), three.begin ()));
BOOST_CHECK ( std::equal ( two.begin (), two.end (), arg.begin ()));
}
// Again, with a front_inserter
for ( const char **p = fromhex; *p; p++ ) {
std::deque<char> arg, argh;
std::list<char> one, two, three;
arg.assign ( *p, *p + strlen (*p));
boost::algorithm::unhex ( *p, std::front_inserter ( one ));
boost::algorithm::unhex ( arg, std::front_inserter ( two ));
boost::algorithm::unhex ( arg.begin (), arg.end (), std::front_inserter ( three ));
BOOST_CHECK ( std::equal ( one.begin (), one.end (), two.begin ()));
BOOST_CHECK ( std::equal ( two.begin (), two.end (), three.begin ()));
// Copy, reversing
std::copy ( one.begin (), one.end (), std::front_inserter ( argh ));
one.clear (); two.clear (); three.clear ();
// boost::algorithm::hex ( argh.c_str (), std::front_inserter ( one ));
boost::algorithm::hex ( argh, std::front_inserter ( two ));
boost::algorithm::hex ( argh.begin (), argh.end (), std::front_inserter ( three ));
// BOOST_CHECK ( std::equal ( one.begin (), one.end (), two.begin ()));
BOOST_CHECK ( std::equal ( two.begin (), two.end (), three.begin ()));
BOOST_CHECK ( std::equal ( two.begin (), two.end (), arg.rbegin ())); // reversed
}
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_to_hex ();
test_from_hex_success ();
}

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/*
Copyright (c) Marshall Clow 2011-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
Try ostream_iterators
*/
#include <boost/config.hpp>
#include <boost/algorithm/hex.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <string>
#include <iostream>
#include <deque>
#include <list>
template <typename char_type>
void test_to_hex ( const char_type ** tests ) {
typedef std::basic_string<char_type> String;
typedef std::basic_ostringstream<char_type> Stream;
typedef std::ostream_iterator<char_type, char_type> Iter;
for ( const char_type **p = tests; *p; p++ ) {
String arg, argh;
Stream one, two, three;
arg.assign ( *p );
boost::algorithm::hex ( *p, Iter ( one ));
boost::algorithm::hex ( arg, Iter ( two ));
boost::algorithm::hex ( arg.begin (), arg.end (), Iter ( three ));
boost::algorithm::hex ( arg );
BOOST_CHECK ( one.str () == two.str ());
BOOST_CHECK ( one.str () == three.str ());
argh = one.str ();
one.str (String()); two.str (String()); three.str (String());
boost::algorithm::unhex ( argh.c_str (), Iter ( one ));
boost::algorithm::unhex ( argh, Iter ( two ));
boost::algorithm::unhex ( argh.begin (), argh.end (), Iter ( three ));
BOOST_CHECK ( one.str () == two.str ());
BOOST_CHECK ( one.str () == three.str ());
BOOST_CHECK ( one.str () == arg );
}
}
template <typename char_type>
void test_from_hex_success ( const char_type ** tests ) {
typedef std::basic_string<char_type> String;
typedef std::basic_ostringstream<char_type> Stream;
typedef std::ostream_iterator<char_type, char_type> Iter;
for ( const char_type **p = tests; *p; p++ ) {
String arg, argh;
Stream one, two, three;
arg.assign ( *p );
boost::algorithm::unhex ( *p, Iter ( one ));
boost::algorithm::unhex ( arg, Iter ( two ));
boost::algorithm::unhex ( arg.begin (), arg.end (), Iter ( three ));
BOOST_CHECK ( one.str () == two.str ());
BOOST_CHECK ( one.str () == three.str ());
argh = one.str ();
one.str (String()); two.str (String()); three.str (String());
boost::algorithm::hex ( argh.c_str (), Iter ( one ));
boost::algorithm::hex ( argh, Iter ( two ));
boost::algorithm::hex ( argh.begin (), argh.end (), Iter ( three ));
BOOST_CHECK ( one.str () == two.str ());
BOOST_CHECK ( one.str () == three.str ());
BOOST_CHECK ( one.str () == arg );
}
}
const char *tohex [] = {
"",
"a",
"\001",
"12",
"asdfadsfsad",
"01234567890ABCDEF",
NULL // End of the list
};
const wchar_t *tohex_w [] = {
L"",
L"a",
L"\001",
L"12",
L"asdfadsfsad",
L"01234567890ABCDEF",
NULL // End of the list
};
const char *fromhex [] = {
"20",
"2122234556FF",
NULL // End of the list
};
const wchar_t *fromhex_w [] = {
L"11223320",
L"21222345010256FF",
NULL // End of the list
};
BOOST_AUTO_TEST_CASE( test_main )
{
test_to_hex ( tohex );
test_to_hex ( tohex_w );
test_from_hex_success ( fromhex );
test_from_hex_success ( fromhex_w );
}

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/*
Copyright (c) Marshall Clow 2011-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
Try ostream_iterators
*/
#include <boost/config.hpp>
#include <boost/algorithm/hex.hpp>
#include <boost/exception/get_error_info.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <string>
#include <iostream>
namespace ba = boost::algorithm;
void test_short_input1 () {
std::string s;
try { ba::unhex ( std::string ( "A" ), std::back_inserter(s)); }
catch ( const std::exception &ex ) { return; }
BOOST_TEST_MESSAGE ( "Failed to catch std::exception in test_short_input1" );
BOOST_CHECK ( false );
}
void test_short_input2 () {
std::string s;
try { ba::unhex ( std::string ( "A" ), std::back_inserter(s)); }
catch ( const ba::hex_decode_error &ex ) { return; }
BOOST_TEST_MESSAGE ( "Failed to catch ba::hex_decode_error in test_short_input2" );
BOOST_CHECK ( false );
}
void test_short_input3 () {
std::string s;
try { ba::unhex ( std::string ( "A" ), std::back_inserter(s)); }
catch ( const ba::not_enough_input &ex ) { return; }
BOOST_TEST_MESSAGE ( "Failed to catch ba::not_enough_input in test_short_input3" );
BOOST_CHECK ( false );
}
// Make sure that the right thing is thrown
void test_short_input4 () {
std::string s;
try { ba::unhex ( std::string ( "A" ), std::back_inserter(s)); }
catch ( const ba::non_hex_input &ex ) { BOOST_CHECK ( false ); }
catch ( const ba::not_enough_input &ex ) { return; }
catch ( ... ) { BOOST_CHECK ( false ); }
BOOST_CHECK ( false );
}
// Make sure that the right thing is thrown
void test_short_input5 () {
std::string s;
try { ba::unhex ( "A", std::back_inserter(s)); }
catch ( const ba::non_hex_input &ex ) { BOOST_CHECK ( false ); }
catch ( const ba::not_enough_input &ex ) { return; }
catch ( ... ) { BOOST_CHECK ( false ); }
BOOST_CHECK ( false );
}
void test_short_input () {
// BOOST_TEST_MESSAGE ( "Short input tests for boost::algorithm::unhex" );
test_short_input1 ();
test_short_input2 ();
test_short_input3 ();
test_short_input4 ();
test_short_input5 ();
}
void test_nonhex_input1 () {
std::string s;
try { ba::unhex ( "01234FG1234", std::back_inserter(s)); }
catch ( const std::exception &ex ) {
BOOST_CHECK ( 'G' == *boost::get_error_info<ba::bad_char>(ex));
return;
}
catch ( ... ) {}
BOOST_TEST_MESSAGE ( "Failed to catch std::exception in test_nonhex_input1" );
BOOST_CHECK ( false );
}
void test_nonhex_input2 () {
std::string s;
try { ba::unhex ( "012Z4FA1234", std::back_inserter(s)); }
catch ( const ba::hex_decode_error &ex ) {
BOOST_CHECK ( 'Z' == *boost::get_error_info<ba::bad_char>(ex));
return;
}
catch ( ... ) {}
BOOST_TEST_MESSAGE ( "Failed to catch ba::hex_decode_error in test_nonhex_input2" );
BOOST_CHECK ( false );
}
void test_nonhex_input3 () {
std::string s;
try { ba::unhex ( "01234FA12Q4", std::back_inserter(s)); }
catch ( const ba::non_hex_input &ex ) {
BOOST_CHECK ( 'Q' == *boost::get_error_info<ba::bad_char>(ex));
return;
}
catch ( ... ) {}
BOOST_TEST_MESSAGE ( "Failed to catch ba::non_hex_input in test_nonhex_input3" );
BOOST_CHECK ( false );
}
// Make sure that the right thing is thrown
void test_nonhex_input4 () {
std::string s;
try { ba::unhex ( "P1234FA1234", std::back_inserter(s)); }
catch ( const ba::not_enough_input &ex ) { BOOST_CHECK ( false ); }
catch ( const ba::non_hex_input &ex ) { return; }
catch ( ... ) { BOOST_CHECK ( false ); }
BOOST_CHECK ( false );
}
void test_nonhex_input () {
// BOOST_TEST_MESSAGE ( "Non hex input tests for boost::algorithm::unhex" );
test_nonhex_input1 ();
test_nonhex_input2 ();
test_nonhex_input3 ();
test_nonhex_input4 ();
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_short_input ();
test_nonhex_input ();
}

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/*
Copyright (c) Marshall Clow 2017.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <vector>
#include <functional>
#include <numeric>
#include <algorithm>
#include <boost/config.hpp>
#include <boost/algorithm/cxx11/iota.hpp>
#include <boost/algorithm/cxx17/inclusive_scan.hpp>
#include "iterator_test.hpp"
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
namespace ba = boost::algorithm;
int triangle(int n) { return n*(n+1)/2; }
void basic_tests_op()
{
{
std::vector<int> v(10);
std::fill(v.begin(), v.end(), 3);
ba::inclusive_scan(v.begin(), v.end(), v.begin(), std::plus<int>());
for (size_t i = 0; i < v.size(); ++i)
assert(v[i] == (int)(i+1) * 3);
}
{
std::vector<int> v(10);
ba::iota(v.begin(), v.end(), 0);
ba::inclusive_scan(v.begin(), v.end(), v.begin(), std::plus<int>());
for (size_t i = 0; i < v.size(); ++i)
assert(v[i] == triangle(i));
}
{
std::vector<int> v(10);
ba::iota(v.begin(), v.end(), 1);
ba::inclusive_scan(v.begin(), v.end(), v.begin(), std::plus<int>());
for (size_t i = 0; i < v.size(); ++i)
assert(v[i] == triangle(i + 1));
}
{
std::vector<int> v, res;
ba::inclusive_scan(v.begin(), v.end(), std::back_inserter(res), std::plus<int>());
assert(res.empty());
}
}
void test_inclusive_scan_op()
{
basic_tests_op();
BOOST_CHECK(true);
}
void basic_tests_init()
{
{
std::vector<int> v(10);
std::fill(v.begin(), v.end(), 3);
ba::inclusive_scan(v.begin(), v.end(), v.begin(), std::plus<int>(), 50);
for (size_t i = 0; i < v.size(); ++i)
assert(v[i] == 50 + (int)(i+1) * 3);
}
{
std::vector<int> v(10);
ba::iota(v.begin(), v.end(), 0);
ba::inclusive_scan(v.begin(), v.end(), v.begin(), std::plus<int>(), 40);
for (size_t i = 0; i < v.size(); ++i)
assert(v[i] == 40 + triangle(i));
}
{
std::vector<int> v(10);
ba::iota(v.begin(), v.end(), 1);
ba::inclusive_scan(v.begin(), v.end(), v.begin(), std::plus<int>(), 30);
for (size_t i = 0; i < v.size(); ++i)
assert(v[i] == 30 + triangle(i + 1));
}
{
std::vector<int> v, res;
ba::inclusive_scan(v.begin(), v.end(), std::back_inserter(res), std::plus<int>(), 40);
assert(res.empty());
}
}
void test_inclusive_scan_init()
{
basic_tests_init();
BOOST_CHECK(true);
}
void basic_tests_op_init()
{
{
std::vector<int> v(10);
std::fill(v.begin(), v.end(), 3);
ba::inclusive_scan(v.begin(), v.end(), v.begin(), std::plus<int>(), 50);
for (size_t i = 0; i < v.size(); ++i)
BOOST_CHECK(v[i] == 50 + (int)(i+1) * 3);
}
{
std::vector<int> v(10);
ba::iota(v.begin(), v.end(), 0);
ba::inclusive_scan(v.begin(), v.end(), v.begin(), std::plus<int>(), 40);
for (size_t i = 0; i < v.size(); ++i)
BOOST_CHECK(v[i] == 40 + triangle(i));
}
{
std::vector<int> v(10);
ba::iota(v.begin(), v.end(), 1);
ba::inclusive_scan(v.begin(), v.end(), v.begin(), std::plus<int>(), 30);
for (size_t i = 0; i < v.size(); ++i)
BOOST_CHECK(v[i] == 30 + triangle(i + 1));
}
{
std::vector<int> v, res;
ba::inclusive_scan(v.begin(), v.end(), std::back_inserter(res), std::plus<int>(), 40);
BOOST_CHECK(res.empty());
}
}
void test_inclusive_scan_op_init()
{
basic_tests_op_init();
BOOST_CHECK(true);
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_inclusive_scan_op();
test_inclusive_scan_init();
test_inclusive_scan_op_init();
}

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/*
Copyright (c) Marshall Clow 2011-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <boost/config.hpp>
#include <boost/algorithm/cxx11/iota.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <iostream>
#include <string>
#include <vector>
#include <list>
// Test to make sure a sequence is "correctly formed"; i.e, ascending by one
template <typename Iterator, typename T>
BOOST_CXX14_CONSTEXPR bool test_iota_results ( Iterator first, Iterator last, T initial_value ) {
if ( first == last ) return true;
if ( initial_value != *first ) return false;
Iterator prev = first;
while ( ++first != last ) {
if (( *first - *prev ) != 1 )
return false;
prev = first;
}
return true;
}
template <typename Range, typename T>
BOOST_CXX14_CONSTEXPR bool test_iota_results ( const Range &r, T initial_value ) {
return test_iota_results (boost::begin (r), boost::end (r), initial_value );
}
void test_ints () {
std::vector<int> v;
std::list<int> l;
v.clear (); v.resize ( 10 );
boost::algorithm::iota ( v.begin (), v.end (), 23 );
BOOST_CHECK ( test_iota_results ( v.begin (), v.end (), 23 ));
v.clear (); v.resize ( 19 );
boost::algorithm::iota ( v, 18 );
BOOST_CHECK ( test_iota_results ( v, 18 ));
v.clear ();
boost::algorithm::iota_n ( std::back_inserter(v), 99, 20 );
BOOST_CHECK ( test_iota_results ( v, 99 ));
v.clear ();
boost::algorithm::iota_n ( std::back_inserter(v), 99, 0 );
BOOST_CHECK ( v.size() == 0 );
/*
l.clear (); l.reserve ( 5 );
boost::algorithm::iota ( l.begin (), l.end (), 123 );
BOOST_CHECK ( test_iota_results ( l.begin (), l.end (), 123 ));
l.clear (); l.reserve ( 9 );
boost::algorithm::iota ( l.begin (), l.end (), 87 );
BOOST_CHECK ( test_iota_results ( l.begin (), l.end (), 87 ));
*/
l.clear ();
boost::algorithm::iota_n ( std::back_inserter(l), 99, 20 );
BOOST_CHECK ( test_iota_results ( l, 99 ));
l.clear ();
boost::algorithm::iota_n ( std::front_inserter(l), 123, 20 );
BOOST_CHECK ( test_iota_results ( l.rbegin (), l.rend (), 123 ));
}
BOOST_CXX14_CONSTEXPR inline bool test_constexpr_iota() {
bool res = true;
int data[] = {0, 0, 0};
boost::algorithm::iota(data, data, 1); // fill none
res = (res && data[0] == 0);
boost::algorithm::iota(data, data + 3, 1); // fill all
res = (res && test_iota_results(data, data + 3, 1));
return res;
}
BOOST_CXX14_CONSTEXPR inline bool test_constexpr_iota_n() {
bool res = true;
int data[] = {0, 0, 0};
boost::algorithm::iota_n(data, 1, 0); // fill none
res = (res && data[0] == 0);
boost::algorithm::iota_n(data, 1, 3); // fill all
res = (res && test_iota_results(data, 1));
return res;
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_ints ();
BOOST_CXX14_CONSTEXPR bool constexpr_iota_res = test_constexpr_iota ();
BOOST_CHECK(constexpr_iota_res);
BOOST_CXX14_CONSTEXPR bool constexpr_iota_n_res = test_constexpr_iota_n ();
BOOST_CHECK(constexpr_iota_n_res);
}

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/*
Copyright (c) Alexander Zaitsev <zamazan4ik@gmail.com>, 2016
Distributed under the Boost Software License, Version 1.0. (See
accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
See http://www.boost.org/ for latest version.
*/
#include <boost/config.hpp>
#include <boost/algorithm/is_palindrome.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <algorithm>
#include <iostream>
#include <list>
#include <vector>
namespace ba = boost::algorithm;
template <typename T>
bool funcComparator(const T& v1, const T& v2)
{
return v1 == v2;
}
struct functorComparator
{
template <typename T>
bool operator()(const T& v1, const T& v2) const
{
return v1 == v2;
}
};
void test_is_palindrome()
{
const std::list<int> empty;
const std::vector<char> singleElement(1, 'z');
int oddNonPalindrome[] = {3,2,2};
const int oddPalindrome[] = {1,2,3,2,1};
const int evenPalindrome[] = {1,2,2,1};
int evenNonPalindrome[] = {1,4,8,8};
const char* stringNullPtr = NULL;
// Test a default operator==
BOOST_CHECK ( ba::is_palindrome(empty));
BOOST_CHECK ( ba::is_palindrome(singleElement));
BOOST_CHECK (!ba::is_palindrome(boost::begin(oddNonPalindrome), boost::end(oddNonPalindrome)));
BOOST_CHECK ( ba::is_palindrome(boost::begin(oddPalindrome), boost::end(oddPalindrome)));
BOOST_CHECK ( ba::is_palindrome(boost::begin(evenPalindrome), boost::end(evenPalindrome)));
BOOST_CHECK (!ba::is_palindrome(boost::begin(evenNonPalindrome), boost::end(evenNonPalindrome)));
//Test the custom comparators
BOOST_CHECK ( ba::is_palindrome(empty.begin(), empty.end(), functorComparator()));
BOOST_CHECK (!ba::is_palindrome(boost::begin(oddNonPalindrome), boost::end(oddNonPalindrome), funcComparator<int>));
BOOST_CHECK ( ba::is_palindrome(evenPalindrome, std::equal_to<int>()));
//Test C-strings like cases
BOOST_CHECK ( ba::is_palindrome(stringNullPtr));
BOOST_CHECK ( ba::is_palindrome(""));
BOOST_CHECK ( ba::is_palindrome("a"));
BOOST_CHECK ( ba::is_palindrome("abacaba", std::equal_to<char>()));
BOOST_CHECK ( ba::is_palindrome("abba"));
BOOST_CHECK (!ba::is_palindrome("acab"));
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_is_palindrome ();
}

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/*
Copyright (c) Marshall Clow 2011-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <iostream>
#include <boost/config.hpp>
#include <boost/algorithm/cxx11/is_partitioned.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <string>
#include <vector>
#include <list>
namespace ba = boost::algorithm;
// namespace ba = boost;
template <typename T>
struct less_than {
public:
BOOST_CXX14_CONSTEXPR less_than ( T foo ) : val ( foo ) {}
BOOST_CXX14_CONSTEXPR less_than ( const less_than &rhs ) : val ( rhs.val ) {}
BOOST_CXX14_CONSTEXPR bool operator () ( const T &v ) const { return v < val; }
private:
less_than ();
less_than operator = ( const less_than &rhs );
T val;
};
BOOST_CXX14_CONSTEXPR bool test_constexpr() {
int v[] = { 4, 5, 6, 7, 8, 9, 10 };
bool res = true;
res = ( res && ba::is_partitioned ( v, less_than<int>(3))); // no elements
res = ( res && ba::is_partitioned ( v, less_than<int>(5))); // only the first element
res = ( res && ba::is_partitioned ( v, less_than<int>(8))); // in the middle somewhere
res = ( res && ba::is_partitioned ( v, less_than<int>(99))); // all elements
return res;
}
void test_sequence1 () {
std::vector<int> v;
v.clear ();
for ( int i = 5; i < 15; ++i )
v.push_back ( i );
BOOST_CHECK ( ba::is_partitioned ( v, less_than<int>(3))); // no elements
BOOST_CHECK ( ba::is_partitioned ( v, less_than<int>(6))); // only the first element
BOOST_CHECK ( ba::is_partitioned ( v, less_than<int>(10))); // in the middle somewhere
BOOST_CHECK ( ba::is_partitioned ( v, less_than<int>(99))); // all elements satisfy
// With bidirectional iterators.
std::list<int> l;
for ( int i = 5; i < 15; ++i )
l.push_back ( i );
BOOST_CHECK ( ba::is_partitioned ( l.begin (), l.end (), less_than<int>(3))); // no elements
BOOST_CHECK ( ba::is_partitioned ( l.begin (), l.end (), less_than<int>(6))); // only the first element
BOOST_CHECK ( ba::is_partitioned ( l.begin (), l.end (), less_than<int>(10))); // in the middle somewhere
BOOST_CHECK ( ba::is_partitioned ( l.begin (), l.end (), less_than<int>(99))); // all elements satisfy
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_sequence1 ();
BOOST_CXX14_CONSTEXPR bool constexpr_res = test_constexpr ();
BOOST_CHECK ( constexpr_res );
}

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/*
Copyright (c) Marshall Clow 2011-2012, Alexander Zaitsev <zamazan4ik@gmail.com>, 2017.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <iostream>
#include <boost/config.hpp>
#include <boost/algorithm/is_partitioned_until.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <string>
#include <vector>
#include <list>
namespace ba = boost::algorithm;
// namespace ba = boost;
template <typename T>
struct less_than {
public:
less_than ( T foo ) : val ( foo ) {}
less_than ( const less_than &rhs ) : val ( rhs.val ) {}
bool operator () ( const T &v ) const { return v < val; }
private:
less_than ();
less_than operator = ( const less_than &rhs );
T val;
};
void test_sequence1 () {
std::vector<int> v;
v.clear ();
for ( int i = 5; i < 15; ++i )
v.push_back ( i );
BOOST_CHECK ( ba::is_partitioned_until ( v, less_than<int>(3)) == v.end()); // no elements
BOOST_CHECK ( ba::is_partitioned_until ( v, less_than<int>(6)) == v.end()); // only the first element
BOOST_CHECK ( ba::is_partitioned_until ( v, less_than<int>(10)) == v.end()); // in the middle somewhere
BOOST_CHECK ( ba::is_partitioned_until ( v, less_than<int>(99)) == v.end()); // all elements satisfy
// With bidirectional iterators.
std::list<int> l;
for ( int i = 5; i < 15; ++i )
l.push_back ( i );
BOOST_CHECK ( ba::is_partitioned_until ( l.begin (), l.end (), less_than<int>(3)) == l.end()); // no elements
BOOST_CHECK ( ba::is_partitioned_until ( l.begin (), l.end (), less_than<int>(6)) == l.end()); // only the first element
BOOST_CHECK ( ba::is_partitioned_until ( l.begin (), l.end (), less_than<int>(10)) == l.end()); // in the middle somewhere
BOOST_CHECK ( ba::is_partitioned_until ( l.begin (), l.end (), less_than<int>(99)) == l.end()); // all elements satisfy
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_sequence1 ();
}

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/*
Copyright (c) Marshall Clow 2011-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <iostream>
#include <boost/config.hpp>
#include <boost/algorithm/cxx11/is_permutation.hpp>
#include <boost/algorithm/cxx14/is_permutation.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <string>
#include <vector>
#include <list>
#include "iterator_test.hpp"
template <typename T>
bool eq ( const T& a, const T& b ) { return a == b; }
template <typename T>
bool never_eq ( const T&, const T& ) { return false; }
namespace ba = boost::algorithm;
void test_sequence1 () {
int num[] = { 1, 1, 2, 3, 5 };
const int sz = sizeof (num)/sizeof(num[0]);
// Empty sequences
BOOST_CHECK (
ba::is_permutation (
forward_iterator<int *>(num), forward_iterator<int *>(num),
forward_iterator<int *>(num)));
BOOST_CHECK (
ba::is_permutation (
forward_iterator<int *>(num), forward_iterator<int *>(num),
forward_iterator<int *>(num), forward_iterator<int *>(num)));
BOOST_CHECK (
ba::is_permutation (
random_access_iterator<int *>(num), random_access_iterator<int *>(num),
random_access_iterator<int *>(num), random_access_iterator<int *>(num)));
BOOST_CHECK (
ba::is_permutation (
forward_iterator<int *>(num), forward_iterator<int *>(num),
forward_iterator<int *>(num),
never_eq<int> )); // Since the sequences are empty, the pred is never called
// Empty vs. non-empty
BOOST_CHECK ( !
ba::is_permutation (
forward_iterator<int *>(num), forward_iterator<int *>(num),
forward_iterator<int *>(num), forward_iterator<int *>(num + 1)));
BOOST_CHECK ( !
ba::is_permutation (
forward_iterator<int *>(num + 1), forward_iterator<int *>(num + 2),
forward_iterator<int *>(num), forward_iterator<int *>(num)));
BOOST_CHECK ( !
ba::is_permutation (
random_access_iterator<int *>(num + 1), random_access_iterator<int *>(num + 2),
random_access_iterator<int *>(num), random_access_iterator<int *>(num)));
BOOST_CHECK ( !
ba::is_permutation (
random_access_iterator<int *>(num), random_access_iterator<int *>(num),
random_access_iterator<int *>(num + 1), random_access_iterator<int *>(num + 2)));
// Something should be a permutation of itself
BOOST_CHECK (
ba::is_permutation (
forward_iterator<int *>(num), forward_iterator<int *>(num + sz),
forward_iterator<int *>(num)));
BOOST_CHECK (
ba::is_permutation (
forward_iterator<int *>(num), forward_iterator<int *>(num + sz),
forward_iterator<int *>(num), eq<int> ));
BOOST_CHECK (
ba::is_permutation (
forward_iterator<int *>(num), forward_iterator<int *>(num + sz),
forward_iterator<int *>(num), forward_iterator<int *>(num + sz )));
BOOST_CHECK (
ba::is_permutation (
forward_iterator<int *>(num), forward_iterator<int *>(num + sz),
forward_iterator<int *>(num), forward_iterator<int *>(num + sz ),
eq<int> ));
BOOST_CHECK (
ba::is_permutation (
random_access_iterator<int *>(num), random_access_iterator<int *>(num + sz),
random_access_iterator<int *>(num), random_access_iterator<int *>(num + sz)));
BOOST_CHECK (
ba::is_permutation (
random_access_iterator<int *>(num), random_access_iterator<int *>(num + sz),
random_access_iterator<int *>(num), random_access_iterator<int *>(num + sz),
eq<int> ));
BOOST_CHECK (
ba::is_permutation (
random_access_iterator<int *>(num), random_access_iterator<int *>(num + sz),
forward_iterator<int *>(num), forward_iterator<int *>(num + sz),
eq<int> ));
std::vector<int> v, v1;
v.clear ();
for ( std::size_t i = 5; i < 15; ++i )
v.push_back ( i );
v1 = v;
BOOST_CHECK ( ba::is_permutation ( v.begin (), v.end (), v.begin ())); // better be a permutation of itself!
BOOST_CHECK ( ba::is_permutation ( v.begin (), v.end (), v1.begin ()));
// With bidirectional iterators.
std::list<int> l;
std::copy ( v.begin (), v.end (), std::back_inserter ( l ));
BOOST_CHECK ( ba::is_permutation ( l.begin (), l.end (), l.begin ())); // better be a permutation of itself!
BOOST_CHECK ( ba::is_permutation ( l.begin (), l.end (), v1.begin ()));
for ( std::size_t i = 0; i < l.size (); ++i ) {
l.push_back ( *l.begin ()); l.pop_front (); // rotation
BOOST_CHECK ( ba::is_permutation ( l.begin (), l.end (), v1.begin ()));
}
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_sequence1 ();
}

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/*
Copyright (c) Marshall Clow 2013.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#ifndef ITERATOR_TEST_H
#define ITERATOR_TEST_H
/*
A set of iterator adapters for constructing test cases
From an iterator (or a pointer), you can make any class of iterator.
Assuming you want to degrade the capabilities.
Modeled closely on work that Howard Hinnant did for libc++.
*/
#include <iterator>
// == Input Iterator ==
template <typename It>
class input_iterator {
public:
typedef std::input_iterator_tag iterator_category;
typedef typename std::iterator_traits<It>::value_type value_type;
typedef typename std::iterator_traits<It>::difference_type difference_type;
typedef It pointer;
typedef typename std::iterator_traits<It>::reference reference;
BOOST_CXX14_CONSTEXPR It base() const {return it_;}
BOOST_CXX14_CONSTEXPR input_iterator() : it_() {}
BOOST_CXX14_CONSTEXPR explicit input_iterator(It it) : it_(it) {}
template <typename U>
BOOST_CXX14_CONSTEXPR input_iterator(const input_iterator<U>& u) :it_(u.it_) {}
BOOST_CXX14_CONSTEXPR reference operator*() const {return *it_;}
BOOST_CXX14_CONSTEXPR pointer operator->() const {return it_;}
BOOST_CXX14_CONSTEXPR input_iterator& operator++() {++it_; return *this;}
BOOST_CXX14_CONSTEXPR input_iterator operator++(int) {input_iterator tmp(*this); ++(*this); return tmp;}
BOOST_CXX14_CONSTEXPR friend bool operator==(const input_iterator& x, const input_iterator& y)
{return x.it_ == y.it_;}
BOOST_CXX14_CONSTEXPR friend bool operator!=(const input_iterator& x, const input_iterator& y)
{return !(x == y);}
private:
It it_;
template <typename U> friend class input_iterator;
};
template <typename T, typename U>
BOOST_CXX14_CONSTEXPR inline bool
operator==(const input_iterator<T>& x, const input_iterator<U>& y)
{
return x.base() == y.base();
}
template <typename T, typename U>
BOOST_CXX14_CONSTEXPR inline bool
operator!=(const input_iterator<T>& x, const input_iterator<U>& y)
{
return !(x == y);
}
// == Forward Iterator ==
template <typename It>
class forward_iterator {
public:
typedef std::forward_iterator_tag iterator_category;
typedef typename std::iterator_traits<It>::value_type value_type;
typedef typename std::iterator_traits<It>::difference_type difference_type;
typedef It pointer;
typedef typename std::iterator_traits<It>::reference reference;
BOOST_CXX14_CONSTEXPR It base() const {return it_;}
BOOST_CXX14_CONSTEXPR forward_iterator() : it_() {}
BOOST_CXX14_CONSTEXPR explicit forward_iterator(It it) : it_(it) {}
template <typename U>
BOOST_CXX14_CONSTEXPR forward_iterator(const forward_iterator<U>& u) :it_(u.it_) {}
BOOST_CXX14_CONSTEXPR reference operator*() const {return *it_;}
BOOST_CXX14_CONSTEXPR pointer operator->() const {return it_;}
BOOST_CXX14_CONSTEXPR forward_iterator& operator++() {++it_; return *this;}
BOOST_CXX14_CONSTEXPR forward_iterator operator++(int) {forward_iterator tmp(*this); ++(*this); return tmp;}
BOOST_CXX14_CONSTEXPR friend bool operator==(const forward_iterator& x, const forward_iterator& y)
{return x.it_ == y.it_;}
BOOST_CXX14_CONSTEXPR friend bool operator!=(const forward_iterator& x, const forward_iterator& y)
{return !(x == y);}
private:
It it_;
template <typename U> friend class forward_iterator;
};
template <typename T, typename U>
BOOST_CXX14_CONSTEXPR inline bool
operator==(const forward_iterator<T>& x, const forward_iterator<U>& y)
{
return x.base() == y.base();
}
template <typename T, typename U>
BOOST_CXX14_CONSTEXPR inline bool
operator!=(const forward_iterator<T>& x, const forward_iterator<U>& y)
{
return !(x == y);
}
// == Bidirectional Iterator ==
template <typename It>
class bidirectional_iterator
{
public:
typedef std::bidirectional_iterator_tag iterator_category;
typedef typename std::iterator_traits<It>::value_type value_type;
typedef typename std::iterator_traits<It>::difference_type difference_type;
typedef It pointer;
typedef typename std::iterator_traits<It>::reference reference;
BOOST_CXX14_CONSTEXPR It base() const {return it_;}
BOOST_CXX14_CONSTEXPR bidirectional_iterator() : it_() {}
BOOST_CXX14_CONSTEXPR explicit bidirectional_iterator(It it) : it_(it) {}
template <typename U>
BOOST_CXX14_CONSTEXPR bidirectional_iterator(const bidirectional_iterator<U>& u) :it_(u.it_) {}
BOOST_CXX14_CONSTEXPR reference operator*() const {return *it_;}
BOOST_CXX14_CONSTEXPR pointer operator->() const {return it_;}
BOOST_CXX14_CONSTEXPR bidirectional_iterator& operator++() {++it_; return *this;}
BOOST_CXX14_CONSTEXPR bidirectional_iterator operator++(int) {bidirectional_iterator tmp(*this); ++(*this); return tmp;}
BOOST_CXX14_CONSTEXPR bidirectional_iterator& operator--() {--it_; return *this;}
BOOST_CXX14_CONSTEXPR bidirectional_iterator operator--(int) {bidirectional_iterator tmp(*this); --(*this); return tmp;}
private:
It it_;
template <typename U> friend class bidirectional_iterator;
};
template <typename T, typename U>
BOOST_CXX14_CONSTEXPR inline bool
operator==(const bidirectional_iterator<T>& x, const bidirectional_iterator<U>& y)
{
return x.base() == y.base();
}
template <typename T, typename U>
BOOST_CXX14_CONSTEXPR inline bool
operator!=(const bidirectional_iterator<T>& x, const bidirectional_iterator<U>& y)
{
return !(x == y);
}
// == Random Access Iterator ==
template <typename It>
class random_access_iterator {
public:
typedef std::random_access_iterator_tag iterator_category;
typedef typename std::iterator_traits<It>::value_type value_type;
typedef typename std::iterator_traits<It>::difference_type difference_type;
typedef It pointer;
typedef typename std::iterator_traits<It>::reference reference;
BOOST_CXX14_CONSTEXPR It base() const {return it_;}
BOOST_CXX14_CONSTEXPR random_access_iterator() : it_() {}
BOOST_CXX14_CONSTEXPR explicit random_access_iterator(It it) : it_(it) {}
template <typename U>
BOOST_CXX14_CONSTEXPR random_access_iterator(const random_access_iterator<U>& u) :it_(u.it_) {}
BOOST_CXX14_CONSTEXPR reference operator*() const {return *it_;}
BOOST_CXX14_CONSTEXPR pointer operator->() const {return it_;}
BOOST_CXX14_CONSTEXPR random_access_iterator& operator++() {++it_; return *this;}
BOOST_CXX14_CONSTEXPR random_access_iterator operator++(int) {random_access_iterator tmp(*this); ++(*this); return tmp;}
BOOST_CXX14_CONSTEXPR random_access_iterator& operator--() {--it_; return *this;}
BOOST_CXX14_CONSTEXPR random_access_iterator operator--(int) {random_access_iterator tmp(*this); --(*this); return tmp;}
BOOST_CXX14_CONSTEXPR random_access_iterator& operator+=(difference_type n) {it_ += n; return *this;}
BOOST_CXX14_CONSTEXPR random_access_iterator operator+ (difference_type n) const {random_access_iterator tmp(*this); tmp += n; return tmp;}
BOOST_CXX14_CONSTEXPR friend random_access_iterator operator+(difference_type n, random_access_iterator x) {x += n; return x;}
BOOST_CXX14_CONSTEXPR random_access_iterator& operator-=(difference_type n) {return *this += -n;}
BOOST_CXX14_CONSTEXPR random_access_iterator operator- (difference_type n) const {random_access_iterator tmp(*this); tmp -= n; return tmp;}
BOOST_CXX14_CONSTEXPR reference operator[](difference_type n) const {return it_[n];}
private:
It it_;
template <typename U> friend class random_access_iterator;
};
template <typename T, typename U>
BOOST_CXX14_CONSTEXPR inline bool
operator==(const random_access_iterator<T>& x, const random_access_iterator<U>& y)
{
return x.base() == y.base();
}
template <typename T, typename U>
BOOST_CXX14_CONSTEXPR inline bool
operator!=(const random_access_iterator<T>& x, const random_access_iterator<U>& y)
{
return !(x == y);
}
template <typename T, typename U>
BOOST_CXX14_CONSTEXPR inline bool
operator<(const random_access_iterator<T>& x, const random_access_iterator<U>& y)
{
return x.base() < y.base();
}
template <typename T, typename U>
BOOST_CXX14_CONSTEXPR inline bool
operator<=(const random_access_iterator<T>& x, const random_access_iterator<U>& y)
{
return !(y < x);
}
template <typename T, typename U>
BOOST_CXX14_CONSTEXPR inline bool
operator>(const random_access_iterator<T>& x, const random_access_iterator<U>& y)
{
return y < x;
}
template <typename T, typename U>
BOOST_CXX14_CONSTEXPR inline bool
operator>=(const random_access_iterator<T>& x, const random_access_iterator<U>& y)
{
return !(x < y);
}
template <typename T, typename U>
BOOST_CXX14_CONSTEXPR inline typename std::iterator_traits<T>::difference_type
operator-(const random_access_iterator<T>& x, const random_access_iterator<U>& y)
{
return x.base() - y.base();
}
// == Output Iterator ==
template <typename It>
class output_iterator {
public:
typedef std::output_iterator_tag iterator_category;
typedef void value_type;
typedef typename std::iterator_traits<It>::difference_type difference_type;
typedef It pointer;
typedef typename std::iterator_traits<It>::reference reference;
BOOST_CXX14_CONSTEXPR It base() const {return it_;}
BOOST_CXX14_CONSTEXPR output_iterator () {}
BOOST_CXX14_CONSTEXPR explicit output_iterator(It it) : it_(it) {}
template <typename U>
BOOST_CXX14_CONSTEXPR output_iterator(const output_iterator<U>& u) :it_(u.it_) {}
BOOST_CXX14_CONSTEXPR reference operator*() const {return *it_;}
BOOST_CXX14_CONSTEXPR output_iterator& operator++() {++it_; return *this;}
BOOST_CXX14_CONSTEXPR output_iterator operator++(int) {output_iterator tmp(*this); ++(*this); return tmp;}
private:
It it_;
template <typename U> friend class output_iterator;
};
// No comparison operators for output iterators
// == Get the base of an iterator; used for comparisons ==
template <typename Iter>
BOOST_CXX14_CONSTEXPR inline Iter base(output_iterator<Iter> i) { return i.base(); }
template <typename Iter>
BOOST_CXX14_CONSTEXPR inline Iter base(input_iterator<Iter> i) { return i.base(); }
template <typename Iter>
BOOST_CXX14_CONSTEXPR inline Iter base(forward_iterator<Iter> i) { return i.base(); }
template <typename Iter>
BOOST_CXX14_CONSTEXPR inline Iter base(bidirectional_iterator<Iter> i) { return i.base(); }
template <typename Iter>
BOOST_CXX14_CONSTEXPR inline Iter base(random_access_iterator<Iter> i) { return i.base(); }
template <typename Iter> // everything else
BOOST_CXX14_CONSTEXPR inline Iter base(Iter i) { return i; }
#endif // ITERATORS_H

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/*
Copyright (c) Marshall Clow 2013.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <boost/config.hpp>
#include <boost/algorithm/cxx14/mismatch.hpp>
#include "iterator_test.hpp"
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
template <typename T>
BOOST_CXX14_CONSTEXPR bool eq ( const T& a, const T& b ) { return a == b; }
template <typename T>
BOOST_CXX14_CONSTEXPR bool never_eq ( const T&, const T& ) { return false; }
namespace ba = boost::algorithm;
template <typename Iter1, typename Iter2>
BOOST_CXX14_CONSTEXPR bool iter_eq ( std::pair<Iter1, Iter2> pr, Iter1 first, Iter2 second ) {
return pr.first == first && pr.second == second;
}
void test_mismatch ()
{
// Note: The literal values here are tested against directly, careful if you change them:
BOOST_CXX14_CONSTEXPR int num[] = { 1, 1, 2, 3, 5 };
const int sz = sizeof (num)/sizeof(num[0]);
// No mismatch for empty sequences
BOOST_CHECK ( iter_eq (
ba::mismatch ( input_iterator<const int *>(num), input_iterator<const int *>(num),
input_iterator<const int *>(num), input_iterator<const int *>(num)),
input_iterator<const int *>(num), input_iterator<const int *>(num)));
BOOST_CHECK ( iter_eq (
ba::mismatch ( input_iterator<const int *>(num), input_iterator<const int *>(num),
input_iterator<const int *>(num), input_iterator<const int *>(num),
never_eq<int> ),
input_iterator<const int *>(num), input_iterator<const int *>(num)));
BOOST_CHECK ( iter_eq (
ba::mismatch ( random_access_iterator<const int *>(num), random_access_iterator<const int *>(num),
random_access_iterator<const int *>(num), random_access_iterator<const int *>(num),
never_eq<int> ),
random_access_iterator<const int *>(num), random_access_iterator<const int *>(num)));
// Empty vs. non-empty mismatch immediately
BOOST_CHECK ( iter_eq (
ba::mismatch ( input_iterator<const int *>(num), input_iterator<const int *>(num),
input_iterator<const int *>(num), input_iterator<const int *>(num + 1)),
input_iterator<const int *>(num), input_iterator<const int *>(num)));
BOOST_CHECK ( iter_eq (
ba::mismatch ( input_iterator<const int *>(num + 1), input_iterator<const int *>(num + 2),
input_iterator<const int *>(num), input_iterator<const int *>(num)),
input_iterator<const int *>(num + 1), input_iterator<const int *>(num)));
BOOST_CHECK ( iter_eq (
ba::mismatch ( random_access_iterator<const int *>(num + 1), random_access_iterator<const int *>(num + 2),
random_access_iterator<const int *>(num), random_access_iterator<const int *>(num)),
random_access_iterator<const int *>(num + 1), random_access_iterator<const int *>(num)));
// Single element sequences are equal if they contain the same value
BOOST_CHECK ( iter_eq (
ba::mismatch ( input_iterator<const int *>(num), input_iterator<const int *>(num + 1),
input_iterator<const int *>(num), input_iterator<const int *>(num + 1)),
input_iterator<const int *>(num + 1), input_iterator<const int *>(num + 1)));
BOOST_CHECK ( iter_eq (
ba::mismatch ( input_iterator<const int *>(num), input_iterator<const int *>(num + 1),
input_iterator<const int *>(num), input_iterator<const int *>(num + 1),
eq<int> ),
input_iterator<const int *>(num + 1), input_iterator<const int *>(num + 1)));
BOOST_CHECK ( iter_eq (
ba::mismatch ( random_access_iterator<const int *>(num), random_access_iterator<const int *>(num + 1),
random_access_iterator<const int *>(num), random_access_iterator<const int *>(num + 1),
eq<int> ),
random_access_iterator<const int *>(num + 1), random_access_iterator<const int *>(num + 1)));
BOOST_CHECK ( iter_eq (
ba::mismatch ( input_iterator<const int *>(num), input_iterator<const int *>(num + 1),
input_iterator<const int *>(num), input_iterator<const int *>(num + 1),
never_eq<int> ),
input_iterator<const int *>(num), input_iterator<const int *>(num)));
BOOST_CHECK ( iter_eq (
ba::mismatch ( random_access_iterator<const int *>(num), random_access_iterator<const int *>(num + 1),
random_access_iterator<const int *>(num), random_access_iterator<const int *>(num + 1),
never_eq<int> ),
random_access_iterator<const int *>(num), random_access_iterator<const int *>(num)));
BOOST_CHECK ( iter_eq (
ba::mismatch ( input_iterator<const int *>(num), input_iterator<const int *>(num + 1),
input_iterator<const int *>(num + 1), input_iterator<const int *>(num + 2)),
input_iterator<const int *>(num + 1), input_iterator<const int *>(num + 2)));
BOOST_CHECK ( iter_eq (
ba::mismatch ( input_iterator<const int *>(num), input_iterator<const int *>(num + 1),
input_iterator<const int *>(num + 1), input_iterator<const int *>(num + 2),
eq<int> ),
input_iterator<const int *>(num + 1), input_iterator<const int *>(num + 2)));
BOOST_CHECK ( iter_eq (
ba::mismatch ( input_iterator<const int *>(num + 2), input_iterator<const int *>(num + 3),
input_iterator<const int *>(num), input_iterator<const int *>(num + 1)),
input_iterator<const int *>(num + 2), input_iterator<const int *>(num)));
BOOST_CHECK ( iter_eq (
ba::mismatch ( input_iterator<const int *>(num + 2), input_iterator<const int *>(num + 3),
input_iterator<const int *>(num), input_iterator<const int *>(num + 1),
eq<int> ),
input_iterator<const int *>(num + 2), input_iterator<const int *>(num)));
// Identical long sequences are equal.
BOOST_CHECK ( iter_eq (
ba::mismatch ( input_iterator<const int *>(num), input_iterator<const int *>(num + sz),
input_iterator<const int *>(num), input_iterator<const int *>(num + sz)),
input_iterator<const int *>(num + sz), input_iterator<const int *>(num + sz)));
BOOST_CHECK ( iter_eq (
ba::mismatch ( input_iterator<const int *>(num), input_iterator<const int *>(num + sz),
input_iterator<const int *>(num), input_iterator<const int *>(num + sz),
eq<int> ),
input_iterator<const int *>(num + sz), input_iterator<const int *>(num + sz)));
BOOST_CHECK ( iter_eq (
ba::mismatch ( input_iterator<const int *>(num), input_iterator<const int *>(num + sz),
input_iterator<const int *>(num), input_iterator<const int *>(num + sz),
never_eq<int> ),
input_iterator<const int *>(num), input_iterator<const int *>(num)));
BOOST_CHECK ( iter_eq (
ba::mismatch ( input_iterator<const int *>(num), input_iterator<const int *>(num + sz),
random_access_iterator<const int *>(num), random_access_iterator<const int *>(num + sz),
never_eq<int> ),
input_iterator<const int *>(num), random_access_iterator<const int *>(num)));
// Different sequences are different
BOOST_CHECK ( iter_eq (
ba::mismatch ( input_iterator<const int *>(num + 1), input_iterator<const int *>(num + sz),
input_iterator<const int *>(num), input_iterator<const int *>(num + sz)),
input_iterator<const int *>(num + 2), input_iterator<const int *>(num + 1)));
BOOST_CHECK ( iter_eq (
ba::mismatch ( input_iterator<const int *>(num + 1), input_iterator<const int *>(num + sz),
input_iterator<const int *>(num), input_iterator<const int *>(num + sz),
eq<int> ),
input_iterator<const int *>(num + 2), input_iterator<const int *>(num + 1)));
// Checks constexpr
BOOST_CXX14_CONSTEXPR bool res = (
// No mismatch for empty
iter_eq (
ba::mismatch ( input_iterator<const int *>(num), input_iterator<const int *>(num),
input_iterator<const int *>(num), input_iterator<const int *>(num)),
input_iterator<const int *>(num), input_iterator<const int *>(num))
// Empty vs. non-empty mismatch immediately
&& iter_eq (
ba::mismatch ( input_iterator<const int *>(num), input_iterator<const int *>(num),
input_iterator<const int *>(num), input_iterator<const int *>(num + 1)),
input_iterator<const int *>(num), input_iterator<const int *>(num))
// Single element sequences are equal if they contain the same value
&& iter_eq (
ba::mismatch ( input_iterator<const int *>(num), input_iterator<const int *>(num + 1),
input_iterator<const int *>(num), input_iterator<const int *>(num + 1),
eq<int>),
input_iterator<const int *>(num + 1), input_iterator<const int *>(num + 1))
// Identical long sequences are equal.
&& iter_eq (
ba::mismatch ( input_iterator<const int *>(num), input_iterator<const int *>(num + sz),
input_iterator<const int *>(num), input_iterator<const int *>(num + sz),
eq<int> ),
input_iterator<const int *>(num + sz), input_iterator<const int *>(num + sz))
);
BOOST_CHECK ( res );
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_mismatch ();
}

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/*
Copyright (c) Marshall Clow 2010-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <boost/config.hpp>
#include <boost/algorithm/cxx11/none_of.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <functional>
#include <vector>
#include <list>
template<typename T>
struct is_ {
BOOST_CXX14_CONSTEXPR is_ ( T v ) : val_ ( v ) {}
BOOST_CXX14_CONSTEXPR bool operator () ( T comp ) const { return val_ == comp; }
private:
is_ (); // need a value
T val_;
};
namespace ba = boost::algorithm;
void test_none()
{
// Note: The literal values here are tested against directly, careful if you change them:
BOOST_CXX14_CONSTEXPR int some_numbers[] = { 1, 5, 0, 18, 1 };
std::vector<int> vi(some_numbers, some_numbers + 5);
std::list<int> li(vi.begin(), vi.end ());
int some_letters[] = { 'a', 'q', 'n', 'y', 'n' };
std::vector<char> vc(some_letters, some_letters + 5);
BOOST_CHECK ( ba::none_of_equal ( vi, 100 ));
BOOST_CHECK ( ba::none_of ( vi, is_<int> ( 100 )));
BOOST_CHECK ( ba::none_of_equal ( vi.begin(), vi.end(), 100 ));
BOOST_CHECK ( ba::none_of ( vi.begin(), vi.end(), is_<int> ( 100 )));
BOOST_CHECK (!ba::none_of_equal ( vi, 1 ));
BOOST_CHECK (!ba::none_of ( vi, is_<int> ( 1 )));
BOOST_CHECK (!ba::none_of_equal ( vi.begin(), vi.end(), 1 ));
BOOST_CHECK (!ba::none_of ( vi.begin(), vi.end(), is_<int> ( 1 )));
BOOST_CHECK ( ba::none_of_equal ( vi.end(), vi.end(), 0 ));
BOOST_CHECK ( ba::none_of ( vi.end(), vi.end(), is_<int> ( 0 )));
// 5 is not in { 0, 18, 1 }, but 1 is
BOOST_CHECK ( ba::none_of_equal ( vi.begin() + 2, vi.end(), 5 ));
BOOST_CHECK ( ba::none_of ( vi.begin() + 2, vi.end(), is_<int> ( 5 )));
BOOST_CHECK (!ba::none_of_equal ( vi.begin() + 2, vi.end(), 1 ));
BOOST_CHECK (!ba::none_of ( vi.begin() + 2, vi.end(), is_<int> ( 1 )));
// 18 is not in { 1, 5, 0 }, but 5 is
BOOST_CHECK ( ba::none_of_equal ( vi.begin(), vi.begin() + 3, 18 ));
BOOST_CHECK ( ba::none_of ( vi.begin(), vi.begin() + 3, is_<int> ( 18 )));
BOOST_CHECK (!ba::none_of_equal ( vi.begin(), vi.begin() + 3, 5 ));
BOOST_CHECK (!ba::none_of ( vi.begin(), vi.begin() + 3, is_<int> ( 5 )));
BOOST_CHECK ( ba::none_of_equal ( vc, 'z' ));
BOOST_CHECK ( ba::none_of ( vc, is_<char> ( 'z' )));
BOOST_CHECK (!ba::none_of_equal ( vc, 'a' ));
BOOST_CHECK (!ba::none_of ( vc, is_<char> ( 'a' )));
BOOST_CHECK (!ba::none_of_equal ( vc, 'n' ));
BOOST_CHECK (!ba::none_of ( vc, is_<char> ( 'n' )));
BOOST_CHECK ( ba::none_of_equal ( vi.begin(), vi.begin(), 1 ));
BOOST_CHECK ( ba::none_of_equal ( vc.begin(), vc.begin(), 'a' ));
BOOST_CHECK ( ba::none_of ( vi.begin(), vi.begin(), is_<int> ( 1 )));
BOOST_CHECK ( ba::none_of ( vc.begin(), vc.begin(), is_<char> ( 'a' )));
BOOST_CHECK ( ba::none_of_equal ( li, 100 ));
BOOST_CHECK ( ba::none_of ( li, is_<int> ( 100 )));
BOOST_CHECK ( ba::none_of_equal ( li.begin(), li.end(), 100 ));
BOOST_CHECK ( ba::none_of ( li.begin(), li.end(), is_<int> ( 100 )));
std::list<int>::iterator l_iter = li.begin ();
l_iter++; l_iter++; l_iter++;
BOOST_CHECK ( ba::none_of_equal ( li.begin(), l_iter, 18 ));
BOOST_CHECK ( ba::none_of ( li.begin(), l_iter, is_<int> ( 18 )));
BOOST_CHECK (!ba::none_of ( li.begin(), l_iter, is_<int> ( 5 )));
BOOST_CXX14_CONSTEXPR bool constexpr_res =
!ba::none_of_equal ( some_numbers, 1 ) &&
!ba::none_of ( some_numbers, is_<int> ( 1 )) &&
ba::none_of_equal ( some_numbers, some_numbers + 3, 100 ) &&
ba::none_of ( some_numbers, some_numbers + 3, is_<int> ( 100 )) &&
true;
BOOST_CHECK ( constexpr_res );
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_none();
}

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/*
Copyright (c) Marshall Clow 2008-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <boost/config.hpp>
#include <boost/algorithm/cxx11/one_of.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <functional>
#include <vector>
#include <list>
template<typename T>
struct is_ {
BOOST_CXX14_CONSTEXPR is_ ( T v ) : val_ ( v ) {}
BOOST_CXX14_CONSTEXPR bool operator () ( T comp ) const { return val_ == comp; }
private:
is_ (); // need a value
T val_;
};
namespace ba = boost::algorithm;
void test_one ()
{
// Note: The literal values here are tested against directly, careful if you change them:
BOOST_CXX14_CONSTEXPR int some_numbers[] = { 1, 1, 2, 3, 5 };
std::vector<int> vi(some_numbers, some_numbers + 5);
std::list<int> li(vi.begin(), vi.end ());
int some_letters[] = { 'a', 'q', 'n', 'y', 'n' };
std::vector<char> vc(some_letters, some_letters + 5);
BOOST_CHECK (!ba::one_of_equal ( vi, 1 ));
BOOST_CHECK (!ba::one_of ( vi, is_<int> ( 1 )));
BOOST_CHECK (!ba::one_of_equal ( vi.begin(), vi.end(), 1 ));
BOOST_CHECK (!ba::one_of ( vi.begin(), vi.end(), is_<int> ( 1 )));
BOOST_CHECK (!ba::one_of_equal ( vi, 0 ));
BOOST_CHECK (!ba::one_of ( vi, is_<int> ( 0 )));
BOOST_CHECK (!ba::one_of_equal ( vi.begin(), vi.end(), 0 ));
BOOST_CHECK (!ba::one_of ( vi.begin(), vi.end(), is_<int> ( 0 )));
BOOST_CHECK ( ba::one_of_equal ( vi, 2 ));
BOOST_CHECK ( ba::one_of ( vi, is_<int> ( 2 )));
BOOST_CHECK ( ba::one_of_equal ( vi.begin(), vi.end(), 2 ));
BOOST_CHECK ( ba::one_of ( vi.begin(), vi.end(), is_<int> ( 2 )));
// Check for a match at the end
BOOST_CHECK ( ba::one_of_equal ( vi, 5 ));
BOOST_CHECK ( ba::one_of ( vi, is_<int> ( 5 )));
BOOST_CHECK ( ba::one_of_equal ( vi.begin(), vi.end(), 5 ));
BOOST_CHECK ( ba::one_of ( vi.begin(), vi.end(), is_<int> ( 5 )));
BOOST_CHECK ( ba::one_of_equal ( vi.begin() + 1, vi.end(), 1 ));
BOOST_CHECK ( ba::one_of ( vi.begin() + 1, vi.end(), is_<int> ( 1 )));
BOOST_CHECK ( ba::one_of_equal ( vc.begin() + 1, vc.begin() + 2, 'q' ));
BOOST_CHECK ( ba::one_of ( vc.begin() + 1, vc.begin() + 2, is_<char> ( 'q' )));
BOOST_CHECK (!ba::one_of_equal ( vc, '!' ));
BOOST_CHECK (!ba::one_of ( vc, is_<char> ( '!' )));
BOOST_CHECK (!ba::one_of_equal ( vc, 'n' ));
BOOST_CHECK (!ba::one_of ( vc, is_<char> ( 'n' )));
// Empty range check
BOOST_CHECK (!ba::one_of_equal ( vi.begin(), vi.begin(), 1 ));
BOOST_CHECK (!ba::one_of_equal ( vc.begin(), vc.begin(), 'a' ));
BOOST_CHECK (!ba::one_of ( vi.begin(), vi.begin(), is_<int> ( 1 )));
BOOST_CHECK (!ba::one_of ( vc.begin(), vc.begin(), is_<char> ( 'a' )));
BOOST_CHECK (!ba::one_of_equal ( li, 1 ));
BOOST_CHECK (!ba::one_of ( li, is_<int> ( 1 )));
BOOST_CHECK (!ba::one_of_equal ( li.begin(), li.end(), 1 ));
BOOST_CHECK (!ba::one_of ( li.begin(), li.end(), is_<int> ( 1 )));
std::list<int>::iterator l_iter = li.begin ();
l_iter++; l_iter++; l_iter++;
BOOST_CHECK (!ba::one_of_equal ( li.begin(), l_iter, 1 ));
BOOST_CHECK (!ba::one_of ( li.begin(), l_iter, is_<int> ( 1 )));
BOOST_CHECK ( ba::one_of_equal ( li.begin(), l_iter, 2 ));
BOOST_CHECK ( ba::one_of ( li.begin(), l_iter, is_<int> ( 2 )));
BOOST_CHECK (!ba::one_of_equal ( li.begin(), l_iter, 3 ));
BOOST_CHECK (!ba::one_of ( li.begin(), l_iter, is_<int> ( 3 )));
BOOST_CXX14_CONSTEXPR bool constexpr_res =
!ba::one_of ( some_numbers, is_<int> ( 6 )) &&
ba::one_of ( some_numbers + 1, some_numbers + 3, is_<int> ( 1 )) &&
true;
BOOST_CHECK ( constexpr_res );
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_one ();
}

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// Copyright (c) 2010 Nuovation System Designs, LLC
// Grant Erickson <gerickson@nuovations.com>
//
// Reworked by Marshall Clow; August 2010
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
// See http://www.boost.org/ for latest version.
#include <algorithm>
#include <iostream>
#include <boost/algorithm/cxx11/is_sorted.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
using namespace boost;
/* Preprocessor Defines */
#define elementsof(v) (sizeof (v) / sizeof (v[0]))
#define a_begin(v) (&v[0])
#define a_end(v) (v + elementsof (v))
#define a_range(v) v
#define b_e(v) a_begin(v),a_end(v)
namespace ba = boost::algorithm;
BOOST_CXX14_CONSTEXPR bool less( int x, int y ) { return x < y; }
static void
test_ordered(void)
{
BOOST_CXX14_CONSTEXPR const int strictlyIncreasingValues[] = { 1, 2, 3, 4, 5 };
BOOST_CXX14_CONSTEXPR const int randomValues[] = { 3, 6, 1, 2, 7 };
const int constantValues[] = { 1, 2, 2, 2, 5 };
int nonConstantArray[] = { 1, 2, 2, 2, 5 };
const int inOrderUntilTheEnd [] = { 0, 1, 2, 3, 4, 5, 6, 7, 6 };
// Begin/end checks
BOOST_CHECK ( ba::is_sorted (b_e(strictlyIncreasingValues)));
BOOST_CHECK ( !ba::is_sorted (b_e(randomValues)));
BOOST_CHECK ( ba::is_sorted (b_e(strictlyIncreasingValues), std::less<int>()));
BOOST_CHECK ( !ba::is_sorted (b_e(strictlyIncreasingValues), std::greater<int>()));
// Range checks
BOOST_CHECK ( ba::is_sorted (a_range(strictlyIncreasingValues)));
BOOST_CHECK ( !ba::is_sorted (a_range(randomValues)));
BOOST_CHECK ( ba::is_sorted (a_range(strictlyIncreasingValues), std::less<int>()));
BOOST_CHECK ( !ba::is_sorted (a_range(strictlyIncreasingValues), std::greater<int>()));
BOOST_CHECK ( ba::is_sorted_until ( b_e(strictlyIncreasingValues)) == a_end(strictlyIncreasingValues));
BOOST_CHECK ( ba::is_sorted_until ( b_e(strictlyIncreasingValues), std::less<int>()) == a_end(strictlyIncreasingValues));
BOOST_CHECK ( ba::is_sorted_until ( a_range(strictlyIncreasingValues)) == boost::end(strictlyIncreasingValues));
BOOST_CHECK ( ba::is_sorted_until ( a_range(strictlyIncreasingValues), std::less<int>()) == boost::end(strictlyIncreasingValues));
// Check for const and non-const arrays
BOOST_CHECK ( ba::is_sorted_until ( b_e(constantValues), std::less<int>()) == a_end(constantValues));
BOOST_CHECK ( ba::is_sorted_until ( a_range(constantValues), std::less<int>()) == boost::end(constantValues));
BOOST_CHECK ( ba::is_sorted_until ( b_e(nonConstantArray), std::less<int>()) == a_end(nonConstantArray));
BOOST_CHECK ( ba::is_sorted_until ( a_range(nonConstantArray), std::less<int>()) == boost::end(nonConstantArray));
BOOST_CHECK ( ba::is_sorted_until ( b_e(randomValues), std::less<int>()) == &randomValues[2] );
BOOST_CHECK ( ba::is_sorted_until ( b_e(randomValues)) == &randomValues[2] );
BOOST_CHECK ( ba::is_sorted_until ( a_range(randomValues), std::less<int>()) == &randomValues[2] );
BOOST_CHECK ( ba::is_sorted_until ( a_range(randomValues)) == &randomValues[2] );
BOOST_CHECK ( ba::is_sorted_until ( a_range(inOrderUntilTheEnd), std::less<int>()) == &inOrderUntilTheEnd[8] );
BOOST_CHECK ( ba::is_sorted_until ( a_range(inOrderUntilTheEnd)) == &inOrderUntilTheEnd[8] );
// For zero and one element collections, the comparison predicate should never be called
BOOST_CHECK ( ba::is_sorted_until ( a_begin(randomValues), a_begin(randomValues), std::equal_to<int>()) == a_begin(randomValues));
BOOST_CHECK ( ba::is_sorted_until ( a_begin(randomValues), a_begin(randomValues)) == a_begin(randomValues));
BOOST_CHECK ( ba::is_sorted_until ( a_begin(randomValues), a_begin(randomValues) + 1, std::equal_to<int>()) == a_begin(randomValues) + 1);
BOOST_CHECK ( ba::is_sorted_until ( a_begin(randomValues), a_begin(randomValues) + 1 ) == a_begin(randomValues) + 1);
BOOST_CXX14_CONSTEXPR bool constexpr_res = (
ba::is_sorted ( boost::begin(strictlyIncreasingValues), boost::end(strictlyIncreasingValues) )
&& !ba::is_sorted (a_range(randomValues))
&& ba::is_sorted_until ( boost::begin(strictlyIncreasingValues), boost::end(strictlyIncreasingValues), less) == a_end(strictlyIncreasingValues)
&& ba::is_sorted_until ( randomValues, less) == &randomValues[2]
);
BOOST_CHECK ( constexpr_res );
}
static void
test_increasing_decreasing(void)
{
BOOST_CXX14_CONSTEXPR const int strictlyIncreasingValues[] = { 1, 2, 3, 4, 5 };
BOOST_CXX14_CONSTEXPR const int strictlyDecreasingValues[] = { 9, 8, 7, 6, 5 };
BOOST_CXX14_CONSTEXPR const int increasingValues[] = { 1, 2, 2, 2, 5 };
BOOST_CXX14_CONSTEXPR const int decreasingValues[] = { 9, 7, 7, 7, 5 };
BOOST_CXX14_CONSTEXPR const int randomValues[] = { 3, 6, 1, 2, 7 };
BOOST_CXX14_CONSTEXPR const int constantValues[] = { 7, 7, 7, 7, 7 };
// Test a strictly increasing sequence
BOOST_CHECK ( ba::is_strictly_increasing (b_e(strictlyIncreasingValues)));
BOOST_CHECK ( ba::is_increasing (b_e(strictlyIncreasingValues)));
BOOST_CHECK ( !ba::is_strictly_decreasing (b_e(strictlyIncreasingValues)));
BOOST_CHECK ( !ba::is_decreasing (b_e(strictlyIncreasingValues)));
BOOST_CHECK ( ba::is_strictly_increasing (a_range(strictlyIncreasingValues)));
BOOST_CHECK ( ba::is_increasing (a_range(strictlyIncreasingValues)));
BOOST_CHECK ( !ba::is_strictly_decreasing (a_range(strictlyIncreasingValues)));
BOOST_CHECK ( !ba::is_decreasing (a_range(strictlyIncreasingValues)));
// Test a strictly decreasing sequence
BOOST_CHECK ( !ba::is_strictly_increasing (b_e(strictlyDecreasingValues)));
BOOST_CHECK ( !ba::is_increasing (b_e(strictlyDecreasingValues)));
BOOST_CHECK ( ba::is_strictly_decreasing (b_e(strictlyDecreasingValues)));
BOOST_CHECK ( ba::is_decreasing (b_e(strictlyDecreasingValues)));
// Test an increasing sequence
BOOST_CHECK ( !ba::is_strictly_increasing (b_e(increasingValues)));
BOOST_CHECK ( ba::is_increasing (b_e(increasingValues)));
BOOST_CHECK ( !ba::is_strictly_decreasing (b_e(increasingValues)));
BOOST_CHECK ( !ba::is_decreasing (b_e(increasingValues)));
// Test a decreasing sequence
BOOST_CHECK ( !ba::is_strictly_increasing (b_e(decreasingValues)));
BOOST_CHECK ( !ba::is_increasing (b_e(decreasingValues)));
BOOST_CHECK ( !ba::is_strictly_decreasing (b_e(decreasingValues)));
BOOST_CHECK ( ba::is_decreasing (b_e(decreasingValues)));
// Test a random sequence
BOOST_CHECK ( !ba::is_strictly_increasing (b_e(randomValues)));
BOOST_CHECK ( !ba::is_increasing (b_e(randomValues)));
BOOST_CHECK ( !ba::is_strictly_decreasing (b_e(randomValues)));
BOOST_CHECK ( !ba::is_decreasing (b_e(randomValues)));
// Test a constant sequence
BOOST_CHECK ( !ba::is_strictly_increasing (b_e(constantValues)));
BOOST_CHECK ( ba::is_increasing (b_e(constantValues)));
BOOST_CHECK ( !ba::is_strictly_decreasing (b_e(constantValues)));
BOOST_CHECK ( ba::is_decreasing (b_e(constantValues)));
// Test an empty sequence
BOOST_CHECK ( ba::is_strictly_increasing (strictlyIncreasingValues, strictlyIncreasingValues));
BOOST_CHECK ( ba::is_increasing (strictlyIncreasingValues, strictlyIncreasingValues));
BOOST_CHECK ( ba::is_strictly_decreasing (strictlyIncreasingValues, strictlyIncreasingValues));
BOOST_CHECK ( ba::is_decreasing (strictlyIncreasingValues, strictlyIncreasingValues));
// Test a one-element sequence
BOOST_CHECK ( ba::is_strictly_increasing (strictlyIncreasingValues, strictlyIncreasingValues+1));
BOOST_CHECK ( ba::is_increasing (strictlyIncreasingValues, strictlyIncreasingValues+1));
BOOST_CHECK ( ba::is_strictly_decreasing (strictlyIncreasingValues, strictlyIncreasingValues+1));
BOOST_CHECK ( ba::is_decreasing (strictlyIncreasingValues, strictlyIncreasingValues+1));
// Test a two-element sequence
BOOST_CHECK ( ba::is_strictly_increasing (strictlyIncreasingValues, strictlyIncreasingValues+2));
BOOST_CHECK ( ba::is_increasing (strictlyIncreasingValues, strictlyIncreasingValues+2));
BOOST_CHECK ( !ba::is_strictly_decreasing (strictlyIncreasingValues, strictlyIncreasingValues+2));
BOOST_CHECK ( !ba::is_decreasing (strictlyIncreasingValues, strictlyIncreasingValues+2));
BOOST_CXX14_CONSTEXPR bool constexpr_res = (
ba::is_increasing (boost::begin(increasingValues), boost::end(increasingValues))
&& ba::is_decreasing (boost::begin(decreasingValues), boost::end(decreasingValues))
&& ba::is_strictly_increasing (boost::begin(strictlyIncreasingValues), boost::end(strictlyIncreasingValues))
&& ba::is_strictly_decreasing (boost::begin(strictlyDecreasingValues), boost::end(strictlyDecreasingValues))
&& !ba::is_strictly_increasing (boost::begin(increasingValues), boost::end(increasingValues))
&& !ba::is_strictly_decreasing (boost::begin(decreasingValues), boost::end(decreasingValues))
);
BOOST_CHECK ( constexpr_res );
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_ordered ();
test_increasing_decreasing ();
}

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/*
Copyright (c) Marshall Clow 2011-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <iostream>
#include <boost/config.hpp>
#include <boost/algorithm/cxx11/partition_copy.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <boost/algorithm/cxx11/all_of.hpp>
#include <boost/algorithm/cxx11/none_of.hpp>
#include <string>
#include <vector>
#include <list>
namespace ba = boost::algorithm;
// namespace ba = boost;
template <typename Container, typename Predicate>
void test_sequence ( const Container &c, Predicate comp ) {
std::vector<typename Container::value_type> v1, v2;
v1.clear (); v2.clear ();
ba::partition_copy ( c.begin (), c.end (),
std::back_inserter (v1), std::back_inserter (v2), comp );
// std::cout << "Sizes(1): " << c.size () << " -> { " << v1.size () << ", " << v2.size () << " }" << std::endl;
BOOST_CHECK ( v1.size () + v2.size () == c.size ());
BOOST_CHECK ( ba::all_of ( v1.begin (), v1.end (), comp ));
BOOST_CHECK ( ba::none_of ( v2.begin (), v2.end (), comp ));
v1.clear (); v2.clear ();
ba::partition_copy ( c, std::back_inserter (v1), std::back_inserter ( v2 ), comp );
// std::cout << "Sizes(2): " << c.size () << " -> { " << v1.size () << ", " << v2.size () << " }" << std::endl;
BOOST_CHECK ( v1.size () + v2.size () == c.size ());
BOOST_CHECK ( ba::all_of ( v1, comp ));
BOOST_CHECK ( ba::none_of ( v2, comp ));
}
template <typename T>
struct less_than {
public:
BOOST_CXX14_CONSTEXPR less_than ( T foo ) : val ( foo ) {}
BOOST_CXX14_CONSTEXPR less_than ( const less_than &rhs ) : val ( rhs.val ) {}
BOOST_CXX14_CONSTEXPR bool operator () ( const T &v ) const { return v < val; }
private:
less_than ();
less_than operator = ( const less_than &rhs );
T val;
};
bool is_even ( int v ) { return v % 2 == 0; }
void test_sequence1 () {
std::vector<int> v;
v.clear ();
for ( int i = 5; i < 15; ++i )
v.push_back ( i );
test_sequence ( v, less_than<int>(3)); // no elements
test_sequence ( v, less_than<int>(6)); // only the first element
test_sequence ( v, less_than<int>(10));
test_sequence ( v, less_than<int>(99)); // all elements satisfy
// With bidirectional iterators.
std::list<int> l;
for ( int i = 5; i < 16; ++i )
l.push_back ( i );
test_sequence ( l, less_than<int>(3)); // no elements
test_sequence ( l, less_than<int>(6)); // only the first element
test_sequence ( l, less_than<int>(10));
test_sequence ( l, less_than<int>(99)); // all elements satisfy
}
BOOST_CXX14_CONSTEXPR bool test_constexpr () {
int in[] = {1, 1, 2};
int out_true[3] = {0};
int out_false[3] = {0};
bool res = true;
ba::partition_copy( in, in + 3, out_true, out_false, less_than<int>(2) );
res = (res && ba::all_of(out_true, out_true + 2, less_than<int>(2)) );
res = (res && ba::none_of(out_false, out_false + 1, less_than<int>(2)) );
// clear elements
out_true [0] = 0;
out_true [1] = 0;
out_false[0] = 0;
ba::partition_copy( in, out_true, out_false, less_than<int>(2));
res = ( res && ba::all_of(out_true, out_true + 2, less_than<int>(2)));
res = ( res && ba::none_of(out_false, out_false + 1, less_than<int>(2)));
return res;
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_sequence1 ();
BOOST_CXX14_CONSTEXPR bool constexpr_res = test_constexpr ();
BOOST_CHECK ( constexpr_res );
}

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/*
Copyright (c) Marshall Clow 2011-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <iostream>
#include <boost/config.hpp>
#include <boost/algorithm/cxx11/partition_point.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <string>
#include <vector>
#include <list>
namespace ba = boost::algorithm;
// namespace ba = boost;
template <typename Container>
typename Container::iterator offset_to_iter ( Container &v, int offset ) {
typename Container::iterator retval;
if ( offset >= 0 ) {
retval = v.begin ();
std::advance ( retval, offset );
}
else {
retval = v.end ();
std::advance ( retval, offset + 1 );
}
return retval;
}
template <typename Container, typename Predicate>
void test_sequence ( Container &v, Predicate comp, int expected ) {
typename Container::iterator res, exp;
res = ba::partition_point ( v.begin (), v.end (), comp );
exp = offset_to_iter ( v, expected );
BOOST_CHECK ( exp == res );
// Duplicate the last element; this checks for any even/odd problems
v.push_back ( * v.rbegin ());
res = ba::partition_point ( v.begin (), v.end (), comp );
exp = offset_to_iter ( v, expected );
BOOST_CHECK ( exp == res );
// Range based test
res = ba::partition_point ( v, comp );
exp = offset_to_iter ( v, expected );
BOOST_CHECK ( exp == res );
}
template <typename T>
struct less_than {
public:
less_than ( T foo ) : val ( foo ) {}
less_than ( const less_than &rhs ) : val ( rhs.val ) {}
bool operator () ( const T &v ) const { return v < val; }
private:
less_than ();
less_than operator = ( const less_than &rhs );
T val;
};
void test_sequence1 () {
std::vector<int> v;
v.clear ();
for ( int i = 5; i < 15; ++i )
v.push_back ( i );
test_sequence ( v, less_than<int>(3), 0 ); // no elements
test_sequence ( v, less_than<int>(6), 1 ); // only the first element
test_sequence ( v, less_than<int>(10), 5 );
test_sequence ( v, less_than<int>(99), -1 ); // all elements satisfy
// With bidirectional iterators.
std::list<int> l;
for ( int i = 5; i < 15; ++i )
l.push_back ( i );
test_sequence ( l, less_than<int>(3), 0 ); // no elements
test_sequence ( l, less_than<int>(6), 1 ); // only the first element
test_sequence ( l, less_than<int>(10), 5 );
test_sequence ( l, less_than<int>(99), -1 ); // all elements satisfy
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_sequence1 ();
}

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#include <boost/config.hpp>
#include <boost/algorithm/sort_subrange.hpp>
#include <boost/algorithm/cxx11/is_sorted.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <vector>
#include <iostream>
#if (__cplusplus >= 201103L) || defined(BOOST_NO_CXX98_RANDOM_SHUFFLE)
#include <random>
std::default_random_engine gen;
template<typename RandomIt>
void do_shuffle(RandomIt first, RandomIt last)
{ std::shuffle(first, last, gen); }
#else
template<typename RandomIt>
void do_shuffle(RandomIt first, RandomIt last)
{ std::random_shuffle(first, last); }
#endif
namespace ba = boost::algorithm;
template <typename Iter>
void check_sequence ( Iter first, Iter last, Iter sf, Iter sl )
{
// for (Iter i = first; i < last; ++i) {
// if (i != first) std::cout << ' ';
// if (i == sf) std::cout << ">";
// std::cout << *i;
// if (i == sl) std::cout << "<";
// }
// if (sl == last) std::cout << "<";
// std::cout << '\n';
if (sf == sl) return;
for (Iter i = first; i < sf; ++i)
BOOST_CHECK(*i < *sf);
for (Iter i = sf; i < sl; ++i) {
if (first != sf) // if there is an element before the subrange
BOOST_CHECK(*i > *(sf-1));
if (last != sl) // if there is an element after the subrange
BOOST_CHECK(*i < *sl);
}
for (Iter i = sl; i < last; ++i)
BOOST_CHECK(*(sl-1) < *i);
}
template <typename Iter, typename Pred>
void check_sequence ( Iter first, Iter last, Iter sf, Iter sl, Pred p )
{
if (sf == sl) return;
for (Iter i = first; i < sf; ++i)
BOOST_CHECK(p(*i, *sf));
for (Iter i = sf; i < sl; ++i) {
if (first != sf) // if there is an element before the subrange
BOOST_CHECK(p(*(sf-1), *i));
if (last != sl) // if there is an element after the subrange
BOOST_CHECK(p(*i, *sl));
}
for (Iter i = sl; i < last; ++i)
BOOST_CHECK(p(*(sl-1), *i));
}
// for ( int i = 0; i < v.size(); ++i )
// std::cout << v[i] << ' ';
// std::cout << std::endl;
BOOST_AUTO_TEST_CASE( test_main )
{
{
std::vector<int> v;
for ( int i = 0; i < 10; ++i )
v.push_back(i);
const std::vector<int>::iterator b = v.begin();
ba::partition_subrange(b, v.end(), b + 3, b + 6);
check_sequence (b, v.end(), b + 3, b + 6);
// BOOST_CHECK_EQUAL(v[3], 3);
// BOOST_CHECK_EQUAL(v[4], 4);
// BOOST_CHECK_EQUAL(v[5], 5);
// Mix them up and try again - single element
do_shuffle(v.begin(), v.end());
ba::partition_subrange(b, v.end(), b + 7, b + 8);
check_sequence (b, v.end(), b + 7, b + 8);
// BOOST_CHECK_EQUAL(v[7], 7);
// Mix them up and try again - at the end
do_shuffle(v.begin(), v.end());
ba::partition_subrange(b, v.end(), b + 7, v.end());
check_sequence (b, v.end(), b + 7, v.end());
// BOOST_CHECK_EQUAL(v[7], 7);
// BOOST_CHECK_EQUAL(v[8], 8);
// BOOST_CHECK_EQUAL(v[9], 9);
// Mix them up and try again - at the beginning
do_shuffle(v.begin(), v.end());
ba::partition_subrange(b, v.end(), b, b + 2);
check_sequence (b, v.end(), b, b + 2);
// BOOST_CHECK_EQUAL(v[0], 0);
// BOOST_CHECK_EQUAL(v[1], 1);
// Mix them up and try again - empty subrange
do_shuffle(v.begin(), v.end());
ba::partition_subrange(b, v.end(), b, b);
check_sequence (b, v.end(), b, b);
// Mix them up and try again - entire subrange
do_shuffle(v.begin(), v.end());
ba::partition_subrange(b, v.end(), b, v.end());
check_sequence (b, v.end(), b, v.end());
}
{
std::vector<int> v;
for ( int i = 0; i < 10; ++i )
v.push_back(i);
const std::vector<int>::iterator b = v.begin();
ba::partition_subrange(b, v.end(), b + 3, b + 6, std::greater<int>());
check_sequence (b, v.end(), b + 3, b + 6, std::greater<int>());
// BOOST_CHECK_EQUAL(v[3], 6);
// BOOST_CHECK_EQUAL(v[4], 5);
// BOOST_CHECK_EQUAL(v[5], 4);
// Mix them up and try again - single element
do_shuffle(v.begin(), v.end());
ba::partition_subrange(b, v.end(), b + 7, b + 8, std::greater<int>());
check_sequence (b, v.end(), b + 7, b + 8, std::greater<int>());
// BOOST_CHECK_EQUAL(v[7], 2);
// Mix them up and try again - at the end
do_shuffle(v.begin(), v.end());
ba::partition_subrange(b, v.end(), b + 7, v.end(), std::greater<int>());
check_sequence (b, v.end(), b + 7, v.end(), std::greater<int>());
// BOOST_CHECK_EQUAL(v[7], 2);
// BOOST_CHECK_EQUAL(v[8], 1);
// BOOST_CHECK_EQUAL(v[9], 0);
// Mix them up and try again - at the beginning
do_shuffle(v.begin(), v.end());
ba::partition_subrange(b, v.end(), b, b + 2, std::greater<int>());
check_sequence (b, v.end(), b, b + 2, std::greater<int>());
// BOOST_CHECK_EQUAL(v[0], 9);
// BOOST_CHECK_EQUAL(v[1], 8);
// Mix them up and try again - empty subrange
do_shuffle(v.begin(), v.end());
ba::partition_subrange(b, v.end(), b, b, std::greater<int>());
check_sequence (b, v.end(), b, b, std::greater<int>());
// Mix them up and try again - entire subrange
do_shuffle(v.begin(), v.end());
ba::partition_subrange(b, v.end(), b, v.end(), std::greater<int>());
check_sequence (b, v.end(), b, v.end(), std::greater<int>());
}
}

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/*
Copyright (c) Marshall Clow 2014.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <iostream>
#include <boost/config.hpp>
#include <boost/algorithm/algorithm.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
namespace ba = boost::algorithm;
BOOST_AUTO_TEST_CASE( test_main )
{
// Second argument must be an integral value
BOOST_CHECK ( ba::power(1, 1.0) == 1);
}

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/*
Copyright (c) Marshall Clow 2014.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <iostream>
#include <functional>
#include <boost/config.hpp>
#include <boost/algorithm/algorithm.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
namespace ba = boost::algorithm;
void test_power ()
{
BOOST_CHECK ( ba::power(0, 0) == 1);
BOOST_CHECK ( ba::power(5, 0) == 1);
BOOST_CHECK ( ba::power(1, 1) == 1);
BOOST_CHECK ( ba::power(1, 4) == 1);
BOOST_CHECK ( ba::power(3, 2) == 9);
BOOST_CHECK ( ba::power(2, 3) == 8);
BOOST_CHECK ( ba::power(3, 3) == 27);
BOOST_CHECK ( ba::power(2, 30) == 0x40000000);
BOOST_CHECK ( ba::power(5L, 10) == 3125*3125);
BOOST_CHECK ( ba::power(18, 3) == 18*18*18);
BOOST_CHECK ( ba::power(3,2) == ba::power(3,2, std::multiplies<int>()));
BOOST_CHECK ( ba::power(3,2, std::plus<int>()) == 6);
}
void test_power_constexpr ()
{
BOOST_CXX14_CONSTEXPR bool check_zero_power1 =
ba::power(0, 0) == 1;
BOOST_CHECK(check_zero_power1);
BOOST_CXX14_CONSTEXPR bool check_zero_power2 =
ba::power(5, 0) == 1;
BOOST_CHECK(check_zero_power2);
BOOST_CXX14_CONSTEXPR bool check_one_base1 =
ba::power(1, 1) == 1;
BOOST_CHECK(check_one_base1);
BOOST_CXX14_CONSTEXPR bool check_one_base2 =
ba::power(1, 4) == 1;
BOOST_CHECK(check_one_base2);
BOOST_CXX14_CONSTEXPR bool check_power1 =
ba::power(3, 2) == 9;
BOOST_CHECK(check_power1);
BOOST_CXX14_CONSTEXPR bool check_power2 =
ba::power(2, 3) == 8;
BOOST_CHECK(check_power2);
BOOST_CXX14_CONSTEXPR bool check_power3 =
ba::power(3, 3) == 27;
BOOST_CHECK(check_power3);
BOOST_CXX14_CONSTEXPR bool check_power4 =
ba::power(2, 30) == 0x40000000;
BOOST_CHECK(check_power4);
BOOST_CXX14_CONSTEXPR bool check_power5 =
ba::power(5L, 10) == 3125*3125;
BOOST_CHECK(check_power5);
BOOST_CXX14_CONSTEXPR bool check_power6 =
ba::power(18, 3) == 18*18*18;
BOOST_CHECK(check_power6);
BOOST_CXX14_CONSTEXPR bool check_multiple =
ba::power(3, 2, std::multiplies<int>()) == ba::power(3, 2);
BOOST_CHECK(check_multiple);
BOOST_CXX14_CONSTEXPR bool check_plus =
ba::power(3, 2, std::plus<int>()) == 6;
BOOST_CHECK(check_plus);
}
BOOST_AUTO_TEST_CASE( test_main ) {
test_power ();
test_power_constexpr ();
}

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/*
Copyright (c) Marshall Clow 2013.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <vector>
#include <functional>
#include <boost/config.hpp>
#include <boost/algorithm/cxx17/reduce.hpp>
#include "iterator_test.hpp"
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
namespace ba = boost::algorithm;
template <class Iter, class T, class Op>
void
test_reduce(Iter first, Iter last, T init, Op op, T x)
{
BOOST_CHECK(ba::reduce(first, last, init, op) == x);
}
template <class Iter, class T, class Op>
void
test_reduce(Iter first, Iter last, Op op, T x)
{
BOOST_CHECK(ba::reduce(first, last, op) == x);
}
template <class Iter, class T>
void
test_reduce(Iter first, Iter last, T x)
{
BOOST_CHECK(ba::reduce(first, last) == x);
}
template <class Iter>
void
test_init_op()
{
int ia[] = {1, 2, 3, 4, 5, 6};
unsigned sa = sizeof(ia) / sizeof(ia[0]);
test_reduce(Iter(ia), Iter(ia), 0, std::plus<int>(), 0);
test_reduce(Iter(ia), Iter(ia), 1, std::multiplies<int>(), 1);
test_reduce(Iter(ia), Iter(ia+1), 0, std::plus<int>(), 1);
test_reduce(Iter(ia), Iter(ia+1), 2, std::multiplies<int>(), 2);
test_reduce(Iter(ia), Iter(ia+2), 0, std::plus<int>(), 3);
test_reduce(Iter(ia), Iter(ia+2), 3, std::multiplies<int>(), 6);
test_reduce(Iter(ia), Iter(ia+sa), 0, std::plus<int>(), 21);
test_reduce(Iter(ia), Iter(ia+sa), 4, std::multiplies<int>(), 2880);
}
void test_reduce_init_op()
{
test_init_op<input_iterator<const int*> >();
test_init_op<forward_iterator<const int*> >();
test_init_op<bidirectional_iterator<const int*> >();
test_init_op<random_access_iterator<const int*> >();
test_init_op<const int*>();
{
char ia[] = {1, 2, 3, 4, 5, 6, 7, 8};
unsigned sa = sizeof(ia) / sizeof(ia[0]);
unsigned res = boost::algorithm::reduce(ia, ia+sa, 1U, std::multiplies<unsigned>());
BOOST_CHECK(res == 40320); // 8! will not fit into a char
}
}
template <class Iter>
void
test_init()
{
int ia[] = {1, 2, 3, 4, 5, 6};
unsigned sa = sizeof(ia) / sizeof(ia[0]);
test_reduce(Iter(ia), Iter(ia), 0, 0);
test_reduce(Iter(ia), Iter(ia), 1, 1);
test_reduce(Iter(ia), Iter(ia+1), 0, 1);
test_reduce(Iter(ia), Iter(ia+1), 2, 3);
test_reduce(Iter(ia), Iter(ia+2), 0, 3);
test_reduce(Iter(ia), Iter(ia+2), 3, 6);
test_reduce(Iter(ia), Iter(ia+sa), 0, 21);
test_reduce(Iter(ia), Iter(ia+sa), 4, 25);
}
void test_reduce_init()
{
test_init<input_iterator<const int*> >();
test_init<forward_iterator<const int*> >();
test_init<bidirectional_iterator<const int*> >();
test_init<random_access_iterator<const int*> >();
test_init<const int*>();
}
template <class Iter>
void
test()
{
int ia[] = {1, 2, 3, 4, 5, 6};
unsigned sa = sizeof(ia) / sizeof(ia[0]);
test_reduce(Iter(ia), Iter(ia), 0);
test_reduce(Iter(ia), Iter(ia+1), 1);
test_reduce(Iter(ia), Iter(ia+2), 3);
test_reduce(Iter(ia), Iter(ia+sa), 21);
}
void test_reduce()
{
test<input_iterator<const int*> >();
test<forward_iterator<const int*> >();
test<bidirectional_iterator<const int*> >();
test<random_access_iterator<const int*> >();
test<const int*>();
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_reduce();
test_reduce_init();
test_reduce_init_op();
}

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/*
Copyright (c) Marshall Clow 2010-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <vector>
#include <boost/algorithm/searching/boyer_moore.hpp>
int main( int , char* [] )
{
std::vector<char> cv;
std::vector<int> iv;
// Should fail to compile because the underlying types are different
// They are (almost certainly) different sizes
(void) boost::algorithm::boyer_moore_search (
cv.begin (), cv.end (), iv.begin (), iv.end ());
return 0;
}

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/*
Copyright (c) Marshall Clow 2010-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <vector>
#include <boost/cstdint.hpp>
#include <boost/algorithm/searching/boyer_moore.hpp>
int main( int , char* [] )
{
std::vector<boost::uint8_t> cv;
std::vector<boost:: int8_t> iv;
// Should fail to compile because the underlying types are different
// They are the same size, but one is signed, and the other is not.
(void) boost::algorithm::boyer_moore_search (
cv.begin (), cv.end (), iv.begin (), iv.end ());
return 0;
}

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/*
Copyright (c) Marshall Clow 2010-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <vector>
#include <boost/algorithm/searching/boyer_moore.hpp>
int main( int , char* [] )
{
// Should fail to compile because the search objects are not default-constructible
boost::algorithm::boyer_moore<std::vector<char>::iterator> bm;
return 0;
}

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/*
Copyright (c) Marshall Clow 2010-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <boost/algorithm/searching/boyer_moore.hpp>
#include <boost/algorithm/searching/boyer_moore_horspool.hpp>
#include <boost/algorithm/searching/knuth_morris_pratt.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <iostream>
#include <string>
#include <vector>
namespace ba = boost::algorithm;
template <typename Iter>
std::string make_str ( Iter first, std::size_t len ) {
std::string retVal ( len + 2, '\'' );
std::copy ( first, first+len, retVal.begin () + 1);
return retVal;
}
namespace {
// Check using iterators
template<typename Container>
void check_one_iter ( const Container &haystack, const std::string &needle, int expected ) {
typedef typename Container::const_iterator iter_type;
typedef typename std::pair<iter_type, iter_type> ret_type;
typedef std::string::const_iterator pattern_type;
iter_type hBeg = haystack.begin ();
iter_type hEnd = haystack.end ();
pattern_type nBeg = needle.begin ();
pattern_type nEnd = needle.end ();
// iter_type ret0 = std::search (hBeg, hEnd, nBeg, nEnd);
ret_type ret1 = ba::boyer_moore_search (hBeg, hEnd, nBeg, nEnd);
ret_type ret1r = ba::boyer_moore_search (haystack, nBeg, nEnd);
ret_type ret2 = ba::boyer_moore_horspool_search (hBeg, hEnd, nBeg, nEnd);
ret_type ret3 = ba::knuth_morris_pratt_search (hBeg, hEnd, nBeg, nEnd);
iter_type it0 = std::search (hBeg, hEnd, nBeg, nEnd);
// iter_type it1 = ret1.first;
// iter_type it1r = ret1r.first;
// iter_type it2 = ret2.first;
// iter_type it3 = ret3.first;
const int dist = ret1.first == hEnd ? -1 : std::distance ( hBeg, ret1.first );
std::cout << "(Iterators) Pattern is " << needle.length () << ", haysstack is " << haystack.length () << " chars long; " << std::endl;
try {
if ( it0 != ret1.first ) {
throw std::runtime_error (
std::string ( "results mismatch between std::search and boyer-moore search" ));
}
if ( ret1.first != ret1r.first || ret1.second != ret1r.second ) {
throw std::runtime_error (
std::string ( "results mismatch between iterator and range boyer_moore search" ));
}
if ( ret1.first != ret2.first || ret1.second != ret2.second ) {
throw std::runtime_error (
std::string ( "results mismatch between boyer-moore and boyer-moore-horspool search" ));
}
if ( ret1.first != ret3.first || ret1.second != ret3.second ) {
throw std::runtime_error (
std::string ( "results mismatch between boyer-moore and knuth-morris-pratt search" ));
}
}
catch ( ... ) {
std::cout << "Searching for: " << needle << std::endl;
std::cout << "Expected: " << expected << "\n";
std::cout << " std: " << std::distance ( hBeg, it0 ) << "\n";
std::cout << " bm: " << std::distance ( hBeg, ret1.first ) << "\n";
std::cout << " bm(r): " << std::distance ( hBeg, ret1r.first ) << "\n";
std::cout << " bmh: " << std::distance ( hBeg, ret2.first ) << "\n";
std::cout << " kpm: " << std::distance ( hBeg, ret3.first )<< "\n";
std::cout << std::flush;
throw ;
}
BOOST_CHECK_EQUAL ( dist, expected );
}
// Check using pointers
// We're assuming that the container implements contiguous storage here.
template<typename Container>
void check_one_pointer ( const Container &haystack, const std::string &needle, int expected ) {
typedef const typename Container::value_type *ptr_type;
typedef typename std::pair<ptr_type, ptr_type> ret_type;
ptr_type hBeg = haystack.size () == 0 ? NULL : &*haystack.begin ();
ptr_type hEnd = hBeg + haystack.size ();
ptr_type nBeg = needle.size () == 0 ? NULL : &*needle.begin ();
ptr_type nEnd = nBeg + needle.size ();
ptr_type it0 = std::search (hBeg, hEnd, nBeg, nEnd);
ret_type ret1 = ba::boyer_moore_search (hBeg, hEnd, nBeg, nEnd);
ret_type ret2 = ba::boyer_moore_horspool_search (hBeg, hEnd, nBeg, nEnd);
ret_type ret3 = ba::knuth_morris_pratt_search (hBeg, hEnd, nBeg, nEnd);
const int dist = ret1.first == hEnd ? -1 : std::distance ( hBeg, ret1.first );
std::cout << "(Pointers) Pattern is " << needle.length () << ", haysstack is " << haystack.length () << " chars long; " << std::endl;
try {
if ( it0 != ret1.first ) {
throw std::runtime_error (
std::string ( "results mismatch between std::search and boyer-moore search" ));
}
if ( ret1.first != ret2.first || ret1.second != ret2.second ) {
throw std::runtime_error (
std::string ( "results mismatch between boyer-moore and boyer-moore-horspool search" ));
}
if ( ret1.first != ret3.first || ret1.second != ret3.second ) {
throw std::runtime_error (
std::string ( "results mismatch between boyer-moore and knuth-morris-pratt search" ));
}
}
catch ( ... ) {
std::cout << "Searching for: " << needle << std::endl;
std::cout << "Expected: " << expected << "\n";
std::cout << " std: " << std::distance ( hBeg, it0 ) << "\n";
std::cout << " bm: " << std::distance ( hBeg, ret1.first ) << "\n";
std::cout << " bmh: " << std::distance ( hBeg, ret2.first ) << "\n";
std::cout << " kpm: " << std::distance ( hBeg, ret3.first )<< "\n";
std::cout << std::flush;
throw ;
}
BOOST_CHECK_EQUAL ( dist, expected );
}
// Check using objects
template<typename Container>
void check_one_object ( const Container &haystack, const std::string &needle, int expected ) {
typedef typename Container::const_iterator iter_type;
typedef typename std::pair<iter_type, iter_type> ret_type;
typedef std::string::const_iterator pattern_type;
iter_type hBeg = haystack.begin ();
iter_type hEnd = haystack.end ();
pattern_type nBeg = needle.begin ();
pattern_type nEnd = needle.end ();
ba::boyer_moore<pattern_type> bm_r = ba::make_boyer_moore ( needle );
ba::boyer_moore<pattern_type> bm ( nBeg, nEnd );
ba::boyer_moore_horspool<pattern_type> bmh ( nBeg, nEnd );
ba::knuth_morris_pratt<pattern_type> kmp ( nBeg, nEnd );
iter_type it0 = std::search (hBeg, hEnd, nBeg, nEnd);
ret_type ret1 = bm (hBeg, hEnd);
ret_type ret1r = bm (haystack);
ret_type retr1 = bm_r (hBeg, hEnd);
ret_type retr1r = bm_r (haystack);
ret_type ret2 = bmh (hBeg, hEnd);
ret_type ret3 = kmp (hBeg, hEnd);
const int dist = ret1.first == hEnd ? -1 : std::distance ( hBeg, ret1.first );
std::cout << "(Objects) Pattern is " << needle.length () << ", haysstack is " << haystack.length () << " chars long; " << std::endl;
try {
if ( it0 != ret1.first ) {
throw std::runtime_error (
std::string ( "results mismatch between std::search and boyer-moore search" ));
}
if ( ret1.first != ret1r.first || ret1.second != ret1r.second ) {
throw std::runtime_error (
std::string ( "results mismatch between iterator and range boyer_moore search(1)" ));
}
if ( ret1.first != retr1.first || ret1.second != retr1.second ) {
throw std::runtime_error (
std::string ( "results mismatch between iterator and range boyer_moore search(2)" ));
}
if ( ret1.first != retr1r.first || ret1.second != retr1r.second ) {
throw std::runtime_error (
std::string ( "results mismatch between iterator and range boyer_moore search(3)" ));
}
if ( ret1.first != ret2.first || ret1.second != ret2.second ) {
throw std::runtime_error (
std::string ( "results mismatch between boyer-moore and boyer-moore-horspool search" ));
}
if ( ret1.first != ret3.first || ret1.second != ret3.second ) {
throw std::runtime_error (
std::string ( "results mismatch between boyer-moore and knuth-morris-pratt search" ));
}
}
catch ( ... ) {
std::cout << "Searching for: " << needle << std::endl;
std::cout << "Expected: " << expected << "\n";
std::cout << " std: " << std::distance ( hBeg, it0 ) << "\n";
std::cout << " bm: " << std::distance ( hBeg, ret1.first ) << "\n";
std::cout << " bm(r1): " << std::distance ( hBeg, ret1r.first ) << "\n";
std::cout << " bm(r2): " << std::distance ( hBeg, retr1.first ) << "\n";
std::cout << " bm(r3): " << std::distance ( hBeg, retr1r.first ) << "\n";
std::cout << " bmh: " << std::distance ( hBeg, ret2.first ) << "\n";
std::cout << " kpm: " << std::distance ( hBeg, ret3.first )<< "\n";
std::cout << std::flush;
throw ;
}
BOOST_CHECK_EQUAL ( dist, expected );
}
template<typename Container>
void check_one ( const Container &haystack, const std::string &needle, int expected ) {
check_one_iter ( haystack, needle, expected );
check_one_pointer ( haystack, needle, expected );
check_one_object ( haystack, needle, expected );
}
}
BOOST_AUTO_TEST_CASE( test_main )
{
std::string haystack1 ( "NOW AN FOWE\220ER ANNMAN THE ANPANMANEND" );
std::string needle1 ( "ANPANMAN" );
std::string needle2 ( "MAN THE" );
std::string needle3 ( "WE\220ER" );
std::string needle4 ( "NOW " ); // At the beginning
std::string needle5 ( "NEND" ); // At the end
std::string needle6 ( "NOT FOUND" ); // Nowhere
std::string needle7 ( "NOT FO\340ND" ); // Nowhere
std::string haystack2 ( "ABC ABCDAB ABCDABCDABDE" );
std::string needle11 ( "ABCDABD" );
std::string haystack3 ( "abra abracad abracadabra" );
std::string needle12 ( "abracadabra" );
std::string needle13 ( "" );
std::string haystack4 ( "" );
check_one ( haystack1, needle1, 26 );
check_one ( haystack1, needle2, 18 );
check_one ( haystack1, needle3, 9 );
check_one ( haystack1, needle4, 0 );
check_one ( haystack1, needle5, 33 );
check_one ( haystack1, needle6, -1 );
check_one ( haystack1, needle7, -1 );
check_one ( needle1, haystack1, -1 ); // cant find long pattern in short corpus
check_one ( haystack1, haystack1, 0 ); // find something in itself
check_one ( haystack2, haystack2, 0 ); // find something in itself
check_one ( haystack2, needle11, 15 );
check_one ( haystack3, needle12, 13 );
check_one ( haystack1, needle13, 0 ); // find the empty string
check_one ( haystack4, needle1, -1 ); // can't find in an empty haystack
// Mikhail Levin <svarneticist@gmail.com> found a problem, and this was the test
// that triggered it.
const std::string mikhail_pattern =
"GATACACCTACCTTCACCAGTTACTCTATGCACTAGGTGCGCCAGGCCCATGCACAAGGGCTTGAGTGGATGGGAAGGA"
"TGTGCCCTAGTGATGGCAGCATAAGCTACGCAGAGAAGTTCCAGGGCAGAGTCACCATGACCAGGGACACATCCACGAG"
"CACAGCCTACATGGAGCTGAGCAGCCTGAGATCTGAAGACACGGCCATGTATTACTGTGGGAGAGATGTCTGGAGTGGT"
"TATTATTGCCCCGGTAATATTACTACTACTACTACTACATGGACGTCTGGGGCAAAGGGACCACG"
;
const std::string mikhail_corpus = std::string (8, 'a') + mikhail_pattern;
check_one ( mikhail_corpus, mikhail_pattern, 8 );
}

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/*
Copyright (c) Marshall Clow 2010-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <boost/algorithm/searching/boyer_moore.hpp>
#include <boost/algorithm/searching/boyer_moore_horspool.hpp>
#include <boost/algorithm/searching/knuth_morris_pratt.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <ctime> // for clock_t
#include <iostream>
#include <fstream>
#include <iomanip>
#include <algorithm>
#include <vector>
typedef std::vector<char> vec;
#define NUM_TRIES 100
#define runOne(call, refDiff) { \
std::clock_t bTime, eTime; \
bTime = std::clock (); \
for ( i = 0; i < NUM_TRIES; ++i ) { \
res = boost::algorithm::call \
( haystack.begin (), haystack.end (), \
needle.begin (), needle.end ()); \
if ( res != exp ) { \
std::cout << "On run # " << i << " expected " \
<< exp.first - haystack.begin () << " got " \
<< res.first - haystack.begin () << std::endl; \
throw std::runtime_error \
( "Unexpected result from " #call ); \
} \
} \
eTime = std::clock (); \
printRes ( #call, eTime - bTime, refDiff ); }
#define runObject(obj, refDiff) { \
std::clock_t bTime, eTime; \
bTime = std::clock (); \
boost::algorithm::obj <vec::const_iterator> \
s_o ( needle.begin (), needle.end ()); \
for ( i = 0; i < NUM_TRIES; ++i ) { \
res = s_o ( haystack.begin (), haystack.end ()); \
if ( res != exp ) { \
std::cout << "On run # " << i << " expected " \
<< exp.first - haystack.begin () << " got " \
<< res.first - haystack.begin () << std::endl; \
throw std::runtime_error \
( "Unexpected result from " #obj " object" ); \
} \
} \
eTime = std::clock (); \
printRes ( #obj " object", eTime - bTime, refDiff ); }
namespace {
vec ReadFromFile ( const char *name ) {
std::ifstream in ( name, std::ios_base::binary | std::ios_base::in );
vec retVal;
std::istream_iterator<char, char> begin(in);
std::istream_iterator<char, char> end;
std::copy ( begin, end, std::back_inserter ( retVal ));
return retVal;
}
void printRes ( const char *prompt, unsigned long diff, unsigned long stdDiff ) {
std::cout
<< std::setw(34) << prompt << " "
<< std::setw(6) << ( 1.0 * diff) / CLOCKS_PER_SEC << " seconds\t"
<< std::setw(5) << (100.0 * diff) / stdDiff << "% \t"
<< std::setw(12) << diff;
if ( diff > stdDiff )
std::cout << " !!";
std::cout << std::endl;
}
void check_one ( const vec &haystack, const vec &needle, int expected ) {
std::size_t i;
std::clock_t sTime;
unsigned long stdDiff;
std::pair<vec::const_iterator, vec::const_iterator> res;
std::pair<vec::const_iterator, vec::const_iterator> exp; // the expected result
vec::const_iterator exp_start;
if ( expected >= 0 )
exp_start = haystack.begin () + expected;
else if ( expected == -1 )
exp_start = haystack.end (); // we didn't find it!
else if ( expected == -2 )
exp_start = std::search ( haystack.begin (), haystack.end (), needle.begin (), needle.end ());
else
throw std::logic_error ( "Expected must be -2, -1, or >= 0" );
if ( expected == -1 )
exp = std::make_pair(haystack.end(), haystack.end());
else
exp = std::make_pair(exp_start, exp_start + needle.size());
std::cout << "Pattern is " << needle.size () << " entries long" << std::endl;
std::cout << "Corpus is " << haystack.size () << " entries long" << std::endl;
// First, the std library search
sTime = std::clock ();
for ( i = 0; i < NUM_TRIES; ++i ) {
vec::const_iterator s_res = std::search ( haystack.begin (), haystack.end (), needle.begin (), needle.end ());
if ( s_res != exp.first ) {
std::cout << "On run # " << i << " expected " << exp.first - haystack.begin () << " got " << s_res - haystack.begin () << std::endl;
throw std::runtime_error ( "Unexpected result from std::search" );
}
}
stdDiff = std::clock () - sTime;
printRes ( "std::search", stdDiff, stdDiff );
runOne ( boyer_moore_search, stdDiff );
runObject ( boyer_moore, stdDiff );
runOne ( boyer_moore_horspool_search, stdDiff );
runObject ( boyer_moore_horspool, stdDiff );
runOne ( knuth_morris_pratt_search, stdDiff );
runObject ( knuth_morris_pratt, stdDiff );
}
}
BOOST_AUTO_TEST_CASE( test_main )
{
vec c1 = ReadFromFile ( "search_test_data/0001.corpus" );
vec p1b = ReadFromFile ( "search_test_data/0001b.pat" );
vec p1e = ReadFromFile ( "search_test_data/0001e.pat" );
vec p1n = ReadFromFile ( "search_test_data/0001n.pat" );
vec p1f = ReadFromFile ( "search_test_data/0001f.pat" );
std::cout << std::ios::fixed << std::setprecision(4);
// std::cout << "Corpus is " << c1.size () << " entries long\n";
std::cout << "--- Beginning ---" << std::endl;
check_one ( c1, p1b, 0 ); // Find it at position zero
std::cout << "---- Middle -----" << std::endl;
check_one ( c1, p1f, -2 ); // Don't know answer
std::cout << "------ End ------" << std::endl;
check_one ( c1, p1e, c1.size() - p1e.size ());
std::cout << "--- Not found ---" << std::endl;
check_one ( c1, p1n, -1 ); // Not found
}

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/*
Copyright (c) Marshall Clow 2010-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <boost/algorithm/searching/boyer_moore.hpp>
#include <boost/algorithm/searching/boyer_moore_horspool.hpp>
#include <boost/algorithm/searching/knuth_morris_pratt.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <ctime> // for clock_t
#include <iostream>
#include <fstream>
#include <iomanip>
#include <algorithm>
#include <vector>
#include <string>
typedef std::vector<std::string> vec;
#define NUM_TRIES 100
#define runOne(call, refDiff) { \
std::clock_t bTime, eTime; \
bTime = std::clock (); \
for ( i = 0; i < NUM_TRIES; ++i ) { \
res = boost::algorithm::call \
( haystack.begin (), haystack.end (), \
needle.begin (), needle.end ()); \
if ( res != exp ) { \
std::cout << "On run # " << i << " expected " \
<< exp.first - haystack.begin () << " got " \
<< res.first - haystack.begin () << std::endl; \
throw std::runtime_error \
( "Unexpected result from " #call ); \
} \
} \
eTime = std::clock (); \
printRes ( #call, eTime - bTime, refDiff ); }
#define runObject(obj, refDiff) { \
std::clock_t bTime, eTime; \
bTime = std::clock (); \
boost::algorithm::obj <vec::const_iterator> \
s_o ( needle.begin (), needle.end ()); \
for ( i = 0; i < NUM_TRIES; ++i ) { \
res = s_o ( haystack.begin (), haystack.end ()); \
if ( res != exp ) { \
std::cout << "On run # " << i << " expected " \
<< exp.first - haystack.begin () << " got " \
<< res.first - haystack.begin () << std::endl; \
throw std::runtime_error \
( "Unexpected result from " #obj " object" ); \
} \
} \
eTime = std::clock (); \
printRes ( #obj " object", eTime - bTime, refDiff ); }
namespace {
vec ReadFromFile ( const char *name ) {
std::ifstream in ( name, std::ios_base::binary | std::ios_base::in );
std::string temp;
vec retVal;
while ( std::getline ( in, temp ))
retVal.push_back ( temp );
return retVal;
}
void printRes ( const char *prompt, unsigned long diff, unsigned long stdDiff ) {
std::cout
<< std::setw(34) << prompt << " "
<< std::setw(6) << ( 1.0 * diff) / CLOCKS_PER_SEC << " seconds\t"
<< std::setw(5) << (100.0 * diff) / stdDiff << "% \t"
<< std::setw(12) << diff;
if ( diff > stdDiff )
std::cout << " !!";
std::cout << std::endl;
}
void check_one ( const vec &haystack, const vec &needle, int expected ) {
std::size_t i;
std::clock_t sTime;
unsigned long stdDiff;
std::pair<vec::const_iterator, vec::const_iterator> res;
std::pair<vec::const_iterator, vec::const_iterator> exp; // the expected result
vec::const_iterator exp_start;
if ( expected >= 0 )
exp_start = haystack.begin () + expected;
else if ( expected == -1 )
exp_start = haystack.end (); // we didn't find it1
else if ( expected == -2 )
exp_start = std::search ( haystack.begin (), haystack.end (), needle.begin (), needle.end ());
else
throw std::logic_error ( "Expected must be -2, -1, or >= 0" );
if ( expected == -1 )
exp = std::make_pair(haystack.end(), haystack.end());
else
exp = std::make_pair(exp_start, exp_start + needle.size());
std::cout << "Pattern is " << needle.size () << " entries long" << std::endl;
std::cout << "Corpus is " << haystack.size () << " entries long" << std::endl;
// First, the std library search
sTime = std::clock ();
for ( i = 0; i < NUM_TRIES; ++i ) {
vec::const_iterator s_res = std::search ( haystack.begin (), haystack.end (), needle.begin (), needle.end ());
if ( s_res != exp.first ) {
std::cout << "On run # " << i << " expected " << exp.first - haystack.begin () << " got " << s_res - haystack.begin () << std::endl;
throw std::runtime_error ( "Unexpected result from std::search" );
}
}
stdDiff = std::clock () - sTime;
printRes ( "std::search", stdDiff, stdDiff );
runOne ( boyer_moore_search, stdDiff );
runObject ( boyer_moore, stdDiff );
runOne ( boyer_moore_horspool_search, stdDiff );
runObject ( boyer_moore_horspool, stdDiff );
runOne ( knuth_morris_pratt_search, stdDiff );
runObject ( knuth_morris_pratt, stdDiff );
}
}
BOOST_AUTO_TEST_CASE( test_main )
{
vec c1 = ReadFromFile ( "search_test_data/0001.corpus" );
vec p1b = ReadFromFile ( "search_test_data/0002b.pat" );
vec p1e = ReadFromFile ( "search_test_data/0002e.pat" );
vec p1n = ReadFromFile ( "search_test_data/0002n.pat" );
vec p1f = ReadFromFile ( "search_test_data/0002f.pat" );
std::cout << std::ios::fixed << std::setprecision(4);
// std::cout << "Corpus is " << c1.size () << " entries long\n";
std::cout << "--- Beginning ---" << std::endl;
check_one ( c1, p1b, 0 ); // Find it at position zero
std::cout << "---- Middle -----" << std::endl;
check_one ( c1, p1f, -2 ); // Don't know answer
std::cout << "------ End ------" << std::endl;
check_one ( c1, p1e, c1.size() - p1e.size ());
std::cout << "--- Not found ---" << std::endl;
check_one ( c1, p1n, -1 ); // Not found
}

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/*
Copyright (c) Marshall Clow 2010-2012.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
Testing the range-based interfaces
*/
#include <boost/algorithm/searching/boyer_moore.hpp>
#include <boost/algorithm/searching/boyer_moore_horspool.hpp>
#include <boost/algorithm/searching/knuth_morris_pratt.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <iostream>
#include <fstream>
#include <iomanip>
#include <algorithm>
#include <vector>
#include <string>
typedef std::vector<std::string> vec;
#define NUM_TRIES 100
#define runOne(call, refDiff) { \
res = boost::algorithm::call ( haystack, needle ); \
if ( res != exp ) { \
std::cout << "Expected " \
<< exp.first - haystack.begin () << " got " \
<< res.first - haystack.begin () << std::endl; \
throw std::runtime_error \
( "Unexpected result from " #call ); \
} \
}
#define runObject(obj, refDiff) { \
boost::algorithm::obj <vec::const_iterator> s_o = \
boost::algorithm::make_##obj ( needle ); \
res = s_o ( haystack ); \
if ( res != exp ) { \
std::cout << "Expected " \
<< exp.first - haystack.begin () << " got " \
<< res.first - haystack.begin () << std::endl; \
throw std::runtime_error \
( "Unexpected result from " #obj " object" ); \
} \
}
namespace {
vec ReadFromFile ( const char *name ) {
std::ifstream in ( name, std::ios_base::binary | std::ios_base::in );
std::string temp;
vec retVal;
while ( std::getline ( in, temp ))
retVal.push_back ( temp );
return retVal;
}
void check_one ( const vec &haystack, const vec &needle, int expected ) {
std::pair<vec::const_iterator, vec::const_iterator> res;
std::pair<vec::const_iterator, vec::const_iterator> exp; // the expected result
vec::const_iterator exp_start;
if ( expected >= 0 )
exp_start = haystack.begin () + expected;
else if ( expected == -1 )
exp_start = haystack.end (); // we didn't find it1
else if ( expected == -2 )
exp_start = std::search ( haystack.begin (), haystack.end (), needle.begin (), needle.end ());
else
throw std::logic_error ( "Expected must be -2, -1, or >= 0" );
if ( expected == -1 )
exp = std::make_pair(haystack.end(), haystack.end());
else
exp = std::make_pair(exp_start, exp_start + needle.size());
std::cout << "Pattern is " << needle.size () << " entries long" << std::endl;
std::cout << "Corpus is " << haystack.size () << " entries long" << std::endl;
// First, the std library search
vec::const_iterator s_res = std::search ( haystack.begin (), haystack.end (), needle.begin (), needle.end ());
if ( s_res != exp.first ) {
std::cout << "Expected " << exp.first - haystack.begin () << " got " << s_res - haystack.begin () << std::endl;
throw std::runtime_error ( "Unexpected result from std::search" );
}
runOne ( boyer_moore_search, stdDiff );
runObject ( boyer_moore, stdDiff );
runOne ( boyer_moore_horspool_search, stdDiff );
runObject ( boyer_moore_horspool, stdDiff );
runOne ( knuth_morris_pratt_search, stdDiff );
runObject ( knuth_morris_pratt, stdDiff );
}
}
BOOST_AUTO_TEST_CASE( test_main )
{
vec c1 = ReadFromFile ( "search_test_data/0001.corpus" );
vec p1b = ReadFromFile ( "search_test_data/0002b.pat" );
vec p1e = ReadFromFile ( "search_test_data/0002e.pat" );
vec p1n = ReadFromFile ( "search_test_data/0002n.pat" );
vec p1f = ReadFromFile ( "search_test_data/0002f.pat" );
std::cout << std::ios::fixed << std::setprecision(4);
// std::cout << "Corpus is " << c1.size () << " entries long\n";
std::cout << "--- Beginning ---" << std::endl;
check_one ( c1, p1b, 0 ); // Find it at position zero
std::cout << "---- Middle -----" << std::endl;
check_one ( c1, p1f, -2 ); // Don't know answer
std::cout << "------ End ------" << std::endl;
check_one ( c1, p1e, c1.size() - p1e.size ());
std::cout << "--- Not found ---" << std::endl;
check_one ( c1, p1n, -1 ); // Not found
}

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eXZ4dXd2dHNwcHFwcXBxc3h0dHN1eHVzcXV1dXV2c3h5dHV3eHVwcHF

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iBJbmMuLCBhbGwg
cmlnaHRzIHJlc2VydmVkLgAAAAA=

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#include <boost/config.hpp>
#include <boost/algorithm/sort_subrange.hpp>
#include <boost/algorithm/cxx11/is_sorted.hpp>
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#include <vector>
#include <iostream>
#if (__cplusplus >= 201103L) || defined(BOOST_NO_CXX98_RANDOM_SHUFFLE)
#include <random>
std::default_random_engine gen;
template<typename RandomIt>
void do_shuffle(RandomIt first, RandomIt last)
{ std::shuffle(first, last, gen); }
#else
template<typename RandomIt>
void do_shuffle(RandomIt first, RandomIt last)
{ std::random_shuffle(first, last); }
#endif
namespace ba = boost::algorithm;
template <typename Iter>
void check_sequence ( Iter first, Iter last, Iter sf, Iter sl )
{
if (sf == sl) return;
for (Iter i = first; i < sf; ++i)
BOOST_CHECK(*i < *sf);
BOOST_CHECK(ba::is_sorted(sf, sl));
for (Iter i = sl; i < last; ++i)
BOOST_CHECK(*(sl-1) < *i);
}
template <typename Iter, typename Pred>
void check_sequence ( Iter first, Iter last, Iter sf, Iter sl, Pred p )
{
if (sf == sl) return;
for (Iter i = first; i < sf; ++i)
BOOST_CHECK(p(*i, *sf));
BOOST_CHECK(ba::is_sorted(sf, sl, p));
for (Iter i = sl; i < last; ++i)
BOOST_CHECK(p(*(sl-1), *i));
}
// for ( int i = 0; i < v.size(); ++i )
// std::cout << v[i] << ' ';
// std::cout << std::endl;
BOOST_AUTO_TEST_CASE( test_main )
{
{
std::vector<int> v;
for ( int i = 0; i < 10; ++i )
v.push_back(i);
const std::vector<int>::iterator b = v.begin();
ba::sort_subrange(b, v.end(), b + 3, b + 6);
check_sequence (b, v.end(), b + 3, b + 6);
BOOST_CHECK_EQUAL(v[3], 3);
BOOST_CHECK_EQUAL(v[4], 4);
BOOST_CHECK_EQUAL(v[5], 5);
// Mix them up and try again - single element
do_shuffle(v.begin(), v.end());
ba::sort_subrange(b, v.end(), b + 7, b + 8);
check_sequence (b, v.end(), b + 7, b + 8);
BOOST_CHECK_EQUAL(v[7], 7);
// Mix them up and try again - at the end
do_shuffle(v.begin(), v.end());
ba::sort_subrange(b, v.end(), b + 7, v.end());
check_sequence (b, v.end(), b + 7, v.end());
BOOST_CHECK_EQUAL(v[7], 7);
BOOST_CHECK_EQUAL(v[8], 8);
BOOST_CHECK_EQUAL(v[9], 9);
// Mix them up and try again - at the beginning
do_shuffle(v.begin(), v.end());
ba::sort_subrange(b, v.end(), b, b + 2);
check_sequence (b, v.end(), b, b + 2);
BOOST_CHECK_EQUAL(v[0], 0);
BOOST_CHECK_EQUAL(v[1], 1);
// Mix them up and try again - empty subrange
do_shuffle(v.begin(), v.end());
ba::sort_subrange(b, v.end(), b, b);
check_sequence (b, v.end(), b, b);
// Mix them up and try again - entire subrange
do_shuffle(v.begin(), v.end());
ba::sort_subrange(b, v.end(), b, v.end());
check_sequence (b, v.end(), b, v.end());
}
{
std::vector<int> v;
for ( int i = 0; i < 10; ++i )
v.push_back(i);
const std::vector<int>::iterator b = v.begin();
ba::sort_subrange(b, v.end(), b + 3, b + 6, std::greater<int>());
check_sequence (b, v.end(), b + 3, b + 6, std::greater<int>());
BOOST_CHECK_EQUAL(v[3], 6);
BOOST_CHECK_EQUAL(v[4], 5);
BOOST_CHECK_EQUAL(v[5], 4);
// Mix them up and try again - single element
do_shuffle(v.begin(), v.end());
ba::sort_subrange(b, v.end(), b + 7, b + 8, std::greater<int>());
check_sequence (b, v.end(), b + 7, b + 8, std::greater<int>());
BOOST_CHECK_EQUAL(v[7], 2);
// Mix them up and try again - at the end
do_shuffle(v.begin(), v.end());
ba::sort_subrange(b, v.end(), b + 7, v.end(), std::greater<int>());
check_sequence (b, v.end(), b + 7, v.end(), std::greater<int>());
BOOST_CHECK_EQUAL(v[7], 2);
BOOST_CHECK_EQUAL(v[8], 1);
BOOST_CHECK_EQUAL(v[9], 0);
// Mix them up and try again - at the beginning
do_shuffle(v.begin(), v.end());
ba::sort_subrange(b, v.end(), b, b + 2, std::greater<int>());
check_sequence (b, v.end(), b, b + 2, std::greater<int>());
BOOST_CHECK_EQUAL(v[0], 9);
BOOST_CHECK_EQUAL(v[1], 8);
// Mix them up and try again - empty subrange
do_shuffle(v.begin(), v.end());
ba::sort_subrange(b, v.end(), b, b, std::greater<int>());
check_sequence (b, v.end(), b, b, std::greater<int>());
// Mix them up and try again - entire subrange
do_shuffle(v.begin(), v.end());
ba::sort_subrange(b, v.end(), b, v.end(), std::greater<int>());
check_sequence (b, v.end(), b, v.end(), std::greater<int>());
}
}

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/*
Copyright (c) Marshall Clow 2017.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <vector>
#include <functional>
#include <numeric>
#include <boost/config.hpp>
#include <boost/algorithm/cxx11/iota.hpp>
#include <boost/algorithm/cxx17/transform_exclusive_scan.hpp>
#include "iterator_test.hpp"
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
namespace ba = boost::algorithm;
int triangle(int n) { return n*(n+1)/2; }
template <class _Tp>
struct identity
{
const _Tp& operator()(const _Tp& __x) const { return __x;}
};
template <class Iter1, class BOp, class UOp, class T, class Iter2>
void
test(Iter1 first, Iter1 last, BOp bop, UOp uop, T init, Iter2 rFirst, Iter2 rLast)
{
std::vector<typename std::iterator_traits<Iter1>::value_type> v;
// Test not in-place
ba::transform_exclusive_scan(first, last, std::back_inserter(v), init, bop, uop);
BOOST_CHECK(std::distance(rFirst, rLast) == v.size());
BOOST_CHECK(std::equal(v.begin(), v.end(), rFirst));
// Test in-place
v.clear();
v.assign(first, last);
ba::transform_exclusive_scan(v.begin(), v.end(), v.begin(), init, bop, uop);
BOOST_CHECK(std::distance(rFirst, rLast) == v.size());
BOOST_CHECK(std::equal(v.begin(), v.end(), rFirst));
}
template <class Iter>
void
test()
{
int ia[] = { 1, 3, 5, 7, 9};
const int pResI0[] = { 0, 1, 4, 9, 16}; // with identity
const int mResI0[] = { 0, 0, 0, 0, 0};
const int pResN0[] = { 0, -1, -4, -9, -16}; // with negate
const int mResN0[] = { 0, 0, 0, 0, 0};
const int pResI2[] = { 2, 3, 6, 11, 18}; // with identity
const int mResI2[] = { 2, 2, 6, 30, 210};
const int pResN2[] = { 2, 1, -2, -7, -14}; // with negate
const int mResN2[] = { 2, -2, 6, -30, 210};
const unsigned sa = sizeof(ia) / sizeof(ia[0]);
BOOST_CHECK(sa == sizeof(pResI0) / sizeof(pResI0[0])); // just to be sure
BOOST_CHECK(sa == sizeof(mResI0) / sizeof(mResI0[0])); // just to be sure
BOOST_CHECK(sa == sizeof(pResN0) / sizeof(pResN0[0])); // just to be sure
BOOST_CHECK(sa == sizeof(mResN0) / sizeof(mResN0[0])); // just to be sure
BOOST_CHECK(sa == sizeof(pResI2) / sizeof(pResI2[0])); // just to be sure
BOOST_CHECK(sa == sizeof(mResI2) / sizeof(mResI2[0])); // just to be sure
BOOST_CHECK(sa == sizeof(pResN2) / sizeof(pResN2[0])); // just to be sure
BOOST_CHECK(sa == sizeof(mResN2) / sizeof(mResN2[0])); // just to be sure
for (unsigned int i = 0; i < sa; ++i ) {
test(Iter(ia), Iter(ia + i), std::plus<int>(), identity<int>(), 0, pResI0, pResI0 + i);
test(Iter(ia), Iter(ia + i), std::multiplies<int>(), identity<int>(), 0, mResI0, mResI0 + i);
test(Iter(ia), Iter(ia + i), std::plus<int>(), std::negate<int>(), 0, pResN0, pResN0 + i);
test(Iter(ia), Iter(ia + i), std::multiplies<int>(), std::negate<int>(), 0, mResN0, mResN0 + i);
test(Iter(ia), Iter(ia + i), std::plus<int>(), identity<int>(), 2, pResI2, pResI2 + i);
test(Iter(ia), Iter(ia + i), std::multiplies<int>(), identity<int>(), 2, mResI2, mResI2 + i);
test(Iter(ia), Iter(ia + i), std::plus<int>(), std::negate<int>(), 2, pResN2, pResN2 + i);
test(Iter(ia), Iter(ia + i), std::multiplies<int>(), std::negate<int>(), 2, mResN2, mResN2 + i);
}
}
void basic_tests()
{
{
std::vector<int> v(10);
std::fill(v.begin(), v.end(), 3);
ba::transform_exclusive_scan(v.begin(), v.end(), v.begin(), 50, std::plus<int>(), identity<int>());
for (size_t i = 0; i < v.size(); ++i)
BOOST_CHECK(v[i] == 50 + (int) i * 3);
}
{
std::vector<int> v(10);
ba::iota(v.begin(), v.end(), 0);
ba::transform_exclusive_scan(v.begin(), v.end(), v.begin(), 30, std::plus<int>(), identity<int>());
for (size_t i = 0; i < v.size(); ++i)
BOOST_CHECK(v[i] == 30 + triangle(i-1));
}
{
std::vector<int> v(10);
ba::iota(v.begin(), v.end(), 1);
ba::transform_exclusive_scan(v.begin(), v.end(), v.begin(), 40, std::plus<int>(), identity<int>());
for (size_t i = 0; i < v.size(); ++i)
BOOST_CHECK(v[i] == 40 + triangle(i));
}
{
std::vector<int> v, res;
ba::transform_exclusive_scan(v.begin(), v.end(), std::back_inserter(res), 40, std::plus<int>(), identity<int>());
BOOST_CHECK(res.empty());
}
}
void test_transform_exclusive_scan_init()
{
basic_tests();
// All the iterator categories
test<input_iterator <const int*> >();
test<forward_iterator <const int*> >();
test<bidirectional_iterator<const int*> >();
test<random_access_iterator<const int*> >();
test<const int*>();
test< int*>();
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_transform_exclusive_scan_init();
}

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/*
Copyright (c) Marshall Clow 2017.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <vector>
#include <functional>
#include <numeric>
#include <boost/config.hpp>
#include <boost/algorithm/cxx11/iota.hpp>
#include <boost/algorithm/cxx17/transform_inclusive_scan.hpp>
#include "iterator_test.hpp"
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
namespace ba = boost::algorithm;
int triangle(int n) { return n*(n+1)/2; }
template <class _Tp>
struct identity
{
const _Tp& operator()(const _Tp& __x) const { return __x;}
};
template <class Iter1, class BOp, class UOp, class Iter2>
void
transform_inclusive_scan_test(Iter1 first, Iter1 last, BOp bop, UOp uop, Iter2 rFirst, Iter2 rLast)
{
std::vector<typename std::iterator_traits<Iter1>::value_type> v;
// Test not in-place
ba::transform_inclusive_scan(first, last, std::back_inserter(v), bop, uop);
BOOST_CHECK(std::distance(first, last) == v.size());
BOOST_CHECK(std::equal(v.begin(), v.end(), rFirst));
// Test in-place
v.clear();
v.assign(first, last);
ba::transform_inclusive_scan(v.begin(), v.end(), v.begin(), bop, uop);
BOOST_CHECK(std::distance(first, last) == v.size());
BOOST_CHECK(std::equal(v.begin(), v.end(), rFirst));
}
template <class Iter>
void
transform_inclusive_scan_test()
{
int ia[] = { 1, 3, 5, 7, 9};
const int pResI0[] = { 1, 4, 9, 16, 25}; // with identity
const int mResI0[] = { 1, 3, 15, 105, 945};
const int pResN0[] = { -1, -4, -9, -16, -25}; // with negate
const int mResN0[] = { -1, 3, -15, 105, -945};
const unsigned sa = sizeof(ia) / sizeof(ia[0]);
BOOST_CHECK(sa == sizeof(pResI0) / sizeof(pResI0[0])); // just to be sure
BOOST_CHECK(sa == sizeof(mResI0) / sizeof(mResI0[0])); // just to be sure
BOOST_CHECK(sa == sizeof(pResN0) / sizeof(pResN0[0])); // just to be sure
BOOST_CHECK(sa == sizeof(mResN0) / sizeof(mResN0[0])); // just to be sure
for (unsigned int i = 0; i < sa; ++i ) {
transform_inclusive_scan_test(Iter(ia), Iter(ia + i), std::plus<int>(), identity<int>(), pResI0, pResI0 + i);
transform_inclusive_scan_test(Iter(ia), Iter(ia + i), std::multiplies<int>(), identity<int>(), mResI0, mResI0 + i);
transform_inclusive_scan_test(Iter(ia), Iter(ia + i), std::plus<int>(), std::negate<int>(), pResN0, pResN0 + i);
transform_inclusive_scan_test(Iter(ia), Iter(ia + i), std::multiplies<int>(), std::negate<int>(), mResN0, mResN0 + i);
}
}
// Basic sanity
void basic_transform_inclusive_scan_tests()
{
{
std::vector<int> v(10);
std::fill(v.begin(), v.end(), 3);
ba::transform_inclusive_scan(v.begin(), v.end(), v.begin(), std::plus<int>(), identity<int>());
for (size_t i = 0; i < v.size(); ++i)
BOOST_CHECK(v[i] == (int)(i+1) * 3);
}
{
std::vector<int> v(10);
ba::iota(v.begin(), v.end(), 0);
ba::transform_inclusive_scan(v.begin(), v.end(), v.begin(), std::plus<int>(), identity<int>());
for (size_t i = 0; i < v.size(); ++i)
BOOST_CHECK(v[i] == triangle(i));
}
{
std::vector<int> v(10);
ba::iota(v.begin(), v.end(), 1);
ba::transform_inclusive_scan(v.begin(), v.end(), v.begin(), std::plus<int>(), identity<int>());
for (size_t i = 0; i < v.size(); ++i)
BOOST_CHECK(v[i] == triangle(i + 1));
}
{
std::vector<int> v, res;
ba::transform_inclusive_scan(v.begin(), v.end(), std::back_inserter(res), std::plus<int>(), identity<int>());
BOOST_CHECK(res.empty());
}
}
void test_transform_inclusive_scan()
{
basic_transform_inclusive_scan_tests();
// All the iterator categories
transform_inclusive_scan_test<input_iterator <const int*> >();
transform_inclusive_scan_test<forward_iterator <const int*> >();
transform_inclusive_scan_test<bidirectional_iterator<const int*> >();
transform_inclusive_scan_test<random_access_iterator<const int*> >();
transform_inclusive_scan_test<const int*>();
transform_inclusive_scan_test< int*>();
}
template <class Iter1, class BOp, class UOp, class T, class Iter2>
void
transform_inclusive_scan_init_test(Iter1 first, Iter1 last, BOp bop, UOp uop, T init, Iter2 rFirst, Iter2 rLast)
{
std::vector<typename std::iterator_traits<Iter1>::value_type> v;
// Test not in-place
ba::transform_inclusive_scan(first, last, std::back_inserter(v), bop, uop, init);
BOOST_CHECK(std::distance(rFirst, rLast) == v.size());
BOOST_CHECK(std::equal(v.begin(), v.end(), rFirst));
// Test in-place
v.clear();
v.assign(first, last);
ba::transform_inclusive_scan(v.begin(), v.end(), v.begin(), bop, uop, init);
BOOST_CHECK(std::distance(rFirst, rLast) == v.size());
BOOST_CHECK(std::equal(v.begin(), v.end(), rFirst));
}
template <class Iter>
void
transform_inclusive_scan_init_test()
{
int ia[] = { 1, 3, 5, 7, 9};
const int pResI0[] = { 1, 4, 9, 16, 25}; // with identity
const int mResI0[] = { 0, 0, 0, 0, 0};
const int pResN0[] = { -1, -4, -9, -16, -25}; // with negate
const int mResN0[] = { 0, 0, 0, 0, 0};
const int pResI2[] = { 3, 6, 11, 18, 27}; // with identity
const int mResI2[] = { 2, 6, 30, 210, 1890};
const int pResN2[] = { 1, -2, -7, -14, -23}; // with negate
const int mResN2[] = { -2, 6, -30, 210, -1890};
const unsigned sa = sizeof(ia) / sizeof(ia[0]);
BOOST_CHECK(sa == sizeof(pResI0) / sizeof(pResI0[0])); // just to be sure
BOOST_CHECK(sa == sizeof(mResI0) / sizeof(mResI0[0])); // just to be sure
BOOST_CHECK(sa == sizeof(pResN0) / sizeof(pResN0[0])); // just to be sure
BOOST_CHECK(sa == sizeof(mResN0) / sizeof(mResN0[0])); // just to be sure
BOOST_CHECK(sa == sizeof(pResI2) / sizeof(pResI2[0])); // just to be sure
BOOST_CHECK(sa == sizeof(mResI2) / sizeof(mResI2[0])); // just to be sure
BOOST_CHECK(sa == sizeof(pResN2) / sizeof(pResN2[0])); // just to be sure
BOOST_CHECK(sa == sizeof(mResN2) / sizeof(mResN2[0])); // just to be sure
for (unsigned int i = 0; i < sa; ++i ) {
transform_inclusive_scan_init_test(Iter(ia), Iter(ia + i), std::plus<int>(), identity<int>(), 0, pResI0, pResI0 + i);
transform_inclusive_scan_init_test(Iter(ia), Iter(ia + i), std::multiplies<int>(), identity<int>(), 0, mResI0, mResI0 + i);
transform_inclusive_scan_init_test(Iter(ia), Iter(ia + i), std::plus<int>(), std::negate<int>(), 0, pResN0, pResN0 + i);
transform_inclusive_scan_init_test(Iter(ia), Iter(ia + i), std::multiplies<int>(), std::negate<int>(), 0, mResN0, mResN0 + i);
transform_inclusive_scan_init_test(Iter(ia), Iter(ia + i), std::plus<int>(), identity<int>(), 2, pResI2, pResI2 + i);
transform_inclusive_scan_init_test(Iter(ia), Iter(ia + i), std::multiplies<int>(), identity<int>(), 2, mResI2, mResI2 + i);
transform_inclusive_scan_init_test(Iter(ia), Iter(ia + i), std::plus<int>(), std::negate<int>(), 2, pResN2, pResN2 + i);
transform_inclusive_scan_init_test(Iter(ia), Iter(ia + i), std::multiplies<int>(), std::negate<int>(), 2, mResN2, mResN2 + i);
}
}
// Basic sanity
void basic_transform_inclusive_scan_init_tests()
{
{
std::vector<int> v(10);
std::fill(v.begin(), v.end(), 3);
ba::transform_inclusive_scan(v.begin(), v.end(), v.begin(), std::plus<int>(), identity<int>(), 50);
for (size_t i = 0; i < v.size(); ++i)
BOOST_CHECK(v[i] == 50 + (int) (i + 1) * 3);
}
{
std::vector<int> v(10);
ba::iota(v.begin(), v.end(), 0);
ba::transform_inclusive_scan(v.begin(), v.end(), v.begin(), std::plus<int>(), identity<int>(), 30);
for (size_t i = 0; i < v.size(); ++i)
BOOST_CHECK(v[i] == 30 + triangle(i));
}
{
std::vector<int> v(10);
ba::iota(v.begin(), v.end(), 1);
ba::transform_inclusive_scan(v.begin(), v.end(), v.begin(), std::plus<int>(), identity<int>(), 40);
for (size_t i = 0; i < v.size(); ++i)
BOOST_CHECK(v[i] == 40 + triangle(i + 1));
}
{
std::vector<int> v, res;
ba::transform_inclusive_scan(v.begin(), v.end(), std::back_inserter(res), std::plus<int>(), identity<int>(), 1);
BOOST_CHECK(res.empty());
}
}
void test_transform_inclusive_scan_init()
{
basic_transform_inclusive_scan_init_tests();
// All the iterator categories
transform_inclusive_scan_init_test<input_iterator <const int*> >();
transform_inclusive_scan_init_test<forward_iterator <const int*> >();
transform_inclusive_scan_init_test<bidirectional_iterator<const int*> >();
transform_inclusive_scan_init_test<random_access_iterator<const int*> >();
transform_inclusive_scan_init_test<const int*>();
transform_inclusive_scan_init_test< int*>();
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_transform_inclusive_scan();
test_transform_inclusive_scan_init();
}

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@@ -0,0 +1,188 @@
/*
Copyright (c) Marshall Clow 2013.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
For more information, see http://www.boost.org
*/
#include <boost/config.hpp>
#include <boost/algorithm/cxx17/transform_reduce.hpp>
#include "iterator_test.hpp"
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
namespace ba = boost::algorithm;
template <class _Tp>
struct identity
{
const _Tp& operator()(const _Tp& __x) const { return __x;}
};
template <class _Tp>
struct twice
{
const _Tp operator()(const _Tp& __x) const { return 2 * __x; }
};
template <class Iter1, class T, class BOp, class UOp>
void
test_init_bop_uop(Iter1 first1, Iter1 last1, T init, BOp bOp, UOp uOp, T x)
{
BOOST_CHECK(ba::transform_reduce(first1, last1, init, bOp, uOp) == x);
}
template <class Iter>
void
test_init_bop_uop()
{
int ia[] = {1, 2, 3, 4, 5, 6};
unsigned sa = sizeof(ia) / sizeof(ia[0]);
test_init_bop_uop(Iter(ia), Iter(ia), 0, std::plus<int>(), identity<int>(), 0);
test_init_bop_uop(Iter(ia), Iter(ia), 1, std::multiplies<int>(), identity<int>(), 1);
test_init_bop_uop(Iter(ia), Iter(ia+1), 0, std::multiplies<int>(), identity<int>(), 0);
test_init_bop_uop(Iter(ia), Iter(ia+1), 2, std::plus<int>(), identity<int>(), 3);
test_init_bop_uop(Iter(ia), Iter(ia+2), 0, std::plus<int>(), identity<int>(), 3);
test_init_bop_uop(Iter(ia), Iter(ia+2), 3, std::multiplies<int>(), identity<int>(), 6);
test_init_bop_uop(Iter(ia), Iter(ia+sa), 4, std::multiplies<int>(), identity<int>(), 2880);
test_init_bop_uop(Iter(ia), Iter(ia+sa), 4, std::plus<int>(), identity<int>(), 25);
test_init_bop_uop(Iter(ia), Iter(ia), 0, std::plus<int>(), twice<int>(), 0);
test_init_bop_uop(Iter(ia), Iter(ia), 1, std::multiplies<int>(), twice<int>(), 1);
test_init_bop_uop(Iter(ia), Iter(ia+1), 0, std::multiplies<int>(), twice<int>(), 0);
test_init_bop_uop(Iter(ia), Iter(ia+1), 2, std::plus<int>(), twice<int>(), 4);
test_init_bop_uop(Iter(ia), Iter(ia+2), 0, std::plus<int>(), twice<int>(), 6);
test_init_bop_uop(Iter(ia), Iter(ia+2), 3, std::multiplies<int>(), twice<int>(), 24);
test_init_bop_uop(Iter(ia), Iter(ia+sa), 4, std::multiplies<int>(), twice<int>(), 184320); // 64 * 2880
test_init_bop_uop(Iter(ia), Iter(ia+sa), 4, std::plus<int>(), twice<int>(), 46);
}
void test_transform_reduce_init_bop_uop()
{
BOOST_CHECK ( true );
}
template <class Iter1, class Iter2, class T, class Op1, class Op2>
void
test_init_bop_bop(Iter1 first1, Iter1 last1, Iter2 first2, T init, Op1 op1, Op2 op2, T x)
{
BOOST_CHECK(ba::transform_reduce(first1, last1, first2, init, op1, op2) == x);
}
template <class SIter, class UIter>
void
test_init_bop_bop()
{
int ia[] = {1, 2, 3, 4, 5, 6};
unsigned int ua[] = {2, 4, 6, 8, 10,12};
unsigned sa = sizeof(ia) / sizeof(ia[0]);
BOOST_CHECK(sa == sizeof(ua) / sizeof(ua[0])); // just to be sure
test_init_bop_bop(SIter(ia), SIter(ia), UIter(ua), 0, std::plus<int>(), std::multiplies<int>(), 0);
test_init_bop_bop(UIter(ua), UIter(ua), SIter(ia), 1, std::multiplies<int>(), std::plus<int>(), 1);
test_init_bop_bop(SIter(ia), SIter(ia+1), UIter(ua), 0, std::multiplies<int>(), std::plus<int>(), 0);
test_init_bop_bop(UIter(ua), UIter(ua+1), SIter(ia), 2, std::plus<int>(), std::multiplies<int>(), 4);
test_init_bop_bop(SIter(ia), SIter(ia+2), UIter(ua), 0, std::plus<int>(), std::multiplies<int>(), 10);
test_init_bop_bop(UIter(ua), UIter(ua+2), SIter(ia), 3, std::multiplies<int>(), std::plus<int>(), 54);
test_init_bop_bop(SIter(ia), SIter(ia+sa), UIter(ua), 4, std::multiplies<int>(), std::plus<int>(), 2099520);
test_init_bop_bop(UIter(ua), UIter(ua+sa), SIter(ia), 4, std::plus<int>(), std::multiplies<int>(), 186);
}
void test_transform_reduce_init_bop_bop()
{
// All the iterator categories
test_init_bop_bop<input_iterator <const int*>, input_iterator <const unsigned int*> >();
test_init_bop_bop<input_iterator <const int*>, forward_iterator <const unsigned int*> >();
test_init_bop_bop<input_iterator <const int*>, bidirectional_iterator<const unsigned int*> >();
test_init_bop_bop<input_iterator <const int*>, random_access_iterator<const unsigned int*> >();
test_init_bop_bop<forward_iterator <const int*>, input_iterator <const unsigned int*> >();
test_init_bop_bop<forward_iterator <const int*>, forward_iterator <const unsigned int*> >();
test_init_bop_bop<forward_iterator <const int*>, bidirectional_iterator<const unsigned int*> >();
test_init_bop_bop<forward_iterator <const int*>, random_access_iterator<const unsigned int*> >();
test_init_bop_bop<bidirectional_iterator<const int*>, input_iterator <const unsigned int*> >();
test_init_bop_bop<bidirectional_iterator<const int*>, forward_iterator <const unsigned int*> >();
test_init_bop_bop<bidirectional_iterator<const int*>, bidirectional_iterator<const unsigned int*> >();
test_init_bop_bop<bidirectional_iterator<const int*>, random_access_iterator<const unsigned int*> >();
test_init_bop_bop<random_access_iterator<const int*>, input_iterator <const unsigned int*> >();
test_init_bop_bop<random_access_iterator<const int*>, forward_iterator <const unsigned int*> >();
test_init_bop_bop<random_access_iterator<const int*>, bidirectional_iterator<const unsigned int*> >();
test_init_bop_bop<random_access_iterator<const int*>, random_access_iterator<const unsigned int*> >();
// just plain pointers (const vs. non-const, too)
test_init_bop_bop<const int*, const unsigned int *>();
test_init_bop_bop<const int*, unsigned int *>();
test_init_bop_bop< int*, const unsigned int *>();
test_init_bop_bop< int*, unsigned int *>();
}
template <class Iter1, class Iter2, class T>
void
test_init(Iter1 first1, Iter1 last1, Iter2 first2, T init, T x)
{
BOOST_CHECK(ba::transform_reduce(first1, last1, first2, init) == x);
}
template <class SIter, class UIter>
void
test_init()
{
int ia[] = {1, 2, 3, 4, 5, 6};
unsigned int ua[] = {2, 4, 6, 8, 10,12};
unsigned sa = sizeof(ia) / sizeof(ia[0]);
BOOST_CHECK(sa == sizeof(ua) / sizeof(ua[0])); // just to be sure
test_init(SIter(ia), SIter(ia), UIter(ua), 0, 0);
test_init(UIter(ua), UIter(ua), SIter(ia), 1, 1);
test_init(SIter(ia), SIter(ia+1), UIter(ua), 0, 2);
test_init(UIter(ua), UIter(ua+1), SIter(ia), 2, 4);
test_init(SIter(ia), SIter(ia+2), UIter(ua), 0, 10);
test_init(UIter(ua), UIter(ua+2), SIter(ia), 3, 13);
test_init(SIter(ia), SIter(ia+sa), UIter(ua), 0, 182);
test_init(UIter(ua), UIter(ua+sa), SIter(ia), 4, 186);
}
void test_transform_reduce_init()
{
// All the iterator categories
test_init<input_iterator <const int*>, input_iterator <const unsigned int*> >();
test_init<input_iterator <const int*>, forward_iterator <const unsigned int*> >();
test_init<input_iterator <const int*>, bidirectional_iterator<const unsigned int*> >();
test_init<input_iterator <const int*>, random_access_iterator<const unsigned int*> >();
test_init<forward_iterator <const int*>, input_iterator <const unsigned int*> >();
test_init<forward_iterator <const int*>, forward_iterator <const unsigned int*> >();
test_init<forward_iterator <const int*>, bidirectional_iterator<const unsigned int*> >();
test_init<forward_iterator <const int*>, random_access_iterator<const unsigned int*> >();
test_init<bidirectional_iterator<const int*>, input_iterator <const unsigned int*> >();
test_init<bidirectional_iterator<const int*>, forward_iterator <const unsigned int*> >();
test_init<bidirectional_iterator<const int*>, bidirectional_iterator<const unsigned int*> >();
test_init<bidirectional_iterator<const int*>, random_access_iterator<const unsigned int*> >();
test_init<random_access_iterator<const int*>, input_iterator <const unsigned int*> >();
test_init<random_access_iterator<const int*>, forward_iterator <const unsigned int*> >();
test_init<random_access_iterator<const int*>, bidirectional_iterator<const unsigned int*> >();
test_init<random_access_iterator<const int*>, random_access_iterator<const unsigned int*> >();
// just plain pointers (const vs. non-const, too)
test_init<const int*, const unsigned int *>();
test_init<const int*, unsigned int *>();
test_init< int*, const unsigned int *>();
test_init< int*, unsigned int *>();
}
BOOST_AUTO_TEST_CASE( test_main )
{
test_transform_reduce_init();
test_transform_reduce_init_bop_uop();
test_transform_reduce_init_bop_bop();
}